Update slackclient to 2.9.4

[pyup-bot]

This PR updates slackclient from 2.5.0 to 2.9.4.

Changelog

2.9.3

-------------------

Refer to `v2.9.3 milestone <https://github.com/slackapi/python-slackclient/milestone/20?closed=1>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [Block Kit] 851 852 Set default_type for HeaderBlock text - Thanks fwump38
2. [Block Kit] 853 854 Enable to use input blocks in Home tab views - Thanks fwump38
3. [RTMClient] 857 846 RTMClient does not pass timeout value to WebClient - Thanks Luden seratch

2.9.2

-------------------

Refer to `v2.9.2 milestone <https://github.com/slackapi/python-slackclient/milestone/19?closed=1>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [Block Kit] 841 Dispatch Action in Input blocks - Thanks seratch
2. [WebClient] 838 Add apps.event.authorizations.list and other APIs - Thanks seratch
3. [WebClient][WebhookClient] 829 Improve error body parser to handle no charset responses - Thanks adamchainz seratch
4. [Block Kit] 824 Correct text field validation in Header blocks - Thanks seratch

2.9.1

-------------------

Refer to `v2.9.1 milestone <https://github.com/slackapi/python-slackclient/milestone/18?closed=1>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [WebClient][WebhookClient] 820 821 822 The proxy option in WebClient/WebhookClient no longer works - Thanks seratch

2.9.0

-------------------

Refer to `v2.9.0 milestone <https://github.com/slackapi/python-slackclient/milestone/17?closed=1>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [WebClient] 811 Add workflows.* API support - Thanks misscoded
2. [WebClient] 810 809 Only set default filename in files_upload if file is an instance of str - Thanks csaska

2.8.2

-------------------

Refer to `v2.8.2 milestone <https://github.com/slackapi/python-slackclient/milestone/16?closed=1>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [WebClient] 795 794 Add admin.conversations.* API methods in WebClient/AsyncWebClient - Thanks ruberVulpes
2. [WebClient] 796 Fix a link to the Static options documentation - Thanks Jamim

2.8.1

-------------------

Refer to `v2.8.1 milestone <https://github.com/slackapi/python-slackclient/milestone/15?closed=1>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [WebClient] 778 779 Adding support for View objects for views.push/update/publish - Thanks ruberVulpes
2. [WebClient] 786 Fix admin.conversations.restrictAccess.* methods to match documentation - Thanks ruberVulpes

2.8.0

-------------------

Refer to `v2.8.0 milestone <https://github.com/slackapi/python-slackclient/milestone/14?closed=1>`_ to know the complete list of the issues resolved by this release.

**New Features**

1. [WebClient] 765 766 Introduce AsyncWebClient/AsyncWebhookClient providing coroutines - Thanks seratch
2. [Block Kit] 767 768 Add "header" block support - Thanks mwbrooks

**Updates**

1. [WebClient] 738 Add HTTP_PROXY, HTTPS_PROXY env variable support in async WebClient - Thanks iamtofr seratch
2. [WebClient] 769 773 Enable User-Agent to have additional info part - Thanks seratch
3. [WebClient] 770 771 Fix a bug where ``files.upload``'s file param doesn't accept bytes data - Thanks seratch

2.7.3

-------------------

Refer to `v2.7.3 milestone <https://github.com/slackapi/python-slackclient/milestone/13?closed=1>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [WebClient] 754 Fix 729 Add admin.conversations.restrictAccess.*, conversations.mark API - Thanks ruberVulpes kian2attari
2. [WebClient] 758 Fix 757 Add admin.usergroups.addTeams, calls.participants.remove API - Thanks seratch
3. [WebClient] 727 Fix 645 Unclosed client session - Thanks NoAnyLove jourdanrodrigues
4. [WebClient] 745 Fix 744 a validation logic bug in DatePickerElement - Thanks dzudi941
5. [WebClient] 752 Fix 733 Better error handling when getting TimeoutError in RTMClientstart() - Thanks liorblob seratch
6. [WebClient] 751 Fix 718 by handling unexpected response body format - Thanks jeffbuswell seratch

2.7.2

-------------------

Refer to `v2.7.2 milestone <https://github.com/slackapi/python-slackclient/milestone/12?closed=1>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [WebClient] Fix 728 by adding bytearray support in files_upload (sync mode) - Thanks sofya-salmanova seratch
2. [WebClient] 726 Fix InputBlock.hint validation failure - Thanks jourdanrodrigues
3. [WebClient] 723 Correct the default value of InputBlock.label, hint - Thanks jourdanrodrigues

2.7.1

-------------------

This release includes the fixes for regression bugs in `WebClient` since v2.6.0. Refer to `v2.7.1 milestone <https://github.com/slackapi/python-slackclient/milestone/11?closed=1>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [WebClient] 716 712 Support timeout in sync sync web clients - Thanks DanialErfanian seratch
2. [WebClient] 713 Support custom SSL context in sync sync web clients - Thanks austinbutler
3. [WebClient] 715 714 Support proxy in sync sync web clients - Thanks austinbutler seratch

2.7.0

-------------------

Refer to `v2.7.0 milestone <https://github.com/slackapi/python-slackclient/milestone/6?closed=1>`_ to know the complete list of the issues resolved by this release.

**New Features**

1. [WebhookClient] 707 270 531 Add `WebhookClient` for Incoming Webhooks & response_url - Thanks seratch chubz Ambro17

**Updates**

1. [WebClient] 704 695 Add `calls_*` methods to `WebClient` and `CallBlock` in Block Kit classes - Thanks seratch
2. [WebClient] 710 536 Allow Tokens to be specified per request - Thanks seratch
3. [WebClient] 709 708 Add default_to_current_conversation in conversations_select elements - Thanks seratch

2.6.2

-------------------

Refer to `v2.6.2 milestone <https://github.com/slackapi/python-slackclient/milestone/9?closed=1>`_ to know the complete details of this release.

**Updates**

1. [WebClient] 705 WebClient's paginated API calls may fail with no params - Thanks seratch

2.6.1

-------------------

This patch release is a quick fix for 701, a major issue that affected RTMClient users in v2.6.0. The malfunction was introduced by 667 trying to address 558 619. Those issues were reopened and will be resolved by another approach. Refer to `v2.6.1 milestone <https://github.com/slackapi/python-slackclient/milestone/8>`_ to know the complete list of the issues resolved by this release.

**Updates**

1. [RTMClient] 701 RTMClient drops some messages when they come in rapid succession - Thanks pbrackin seratch

2.6.0

-------------------

Refer to `v2.6.0 milestone <https://github.com/slackapi/python-slackclient/milestone/5?closed=1>`_ to know the complete list of the issues resolved by this release.

**New Features**

1. [Block Kit] 659 Add complete supports for Block Kit components and fixed a few existing bugs as well (500 519 623 632 635 639 676 699) - Thanks seratch diurnalist ruberVulpes jeremyschulman e271828- RodneyU215
2. [Signature] 686 Add slack.signature.SignatureVerifier for request verification - Thanks seratch
3. [WebClient] 682 Add missing Grid admin APIs (`admin.usergroups.*`, `admin.users.*`, `admin.apps.*`) - Thanks stevengill seratch

**Updates**

1. [WebClient][RTMClient] Fixed a bunch of the currency issues this SDK had (429 463 492 497 530 569 605 613 626 630 631 633 669) - Thanks seratch aaguilartablada aoberoi stevengill marshallino16
2. [WebClient] 681 560 Enable using bool values for request parameters - Thanks roman-kachanovsky seratch
3. [WebClient] 661 678 Improve handling of required "ids" parameters (e.g., channel_ids, users) - Thanks seratch
4. [WebClient] 680 Add non-conversation API deprecation warnings - Thanks seratch
5. [WebClient] 671 670 Enable passing None values for request parameters (they used to result in errors) - Thanks yuji38kwmt seratch
6. [WebClient] 673 Fix 672 files.upload fails with a filepath containing multi byte chars - Thanks yuji38kwmt seratch
7. [WebClient] 656 Fix 594 preview_image for files.remote.add API method is not properly supported - Thanks Eothred seratch
8. [Maintenance] 618 Add py.typed file to package distribution - Thanks JKillian
9. [WebClient] 599 Strip token string parameters of whitespace - Thanks TheFrozenFire
10. [WebClient] 692 Fix superfluous_charset warnings since v2.4.0 - Thanks seratch
11. [WebClient] 652 Update oauth_v2_access to include redirect_uri (as optional) - Thanks tomasreimers

Links

• PyPI: https://pypi.org/project/slackclient
• Changelog: https://pyup.io/changelogs/slackclient/
• Repo: https://github.com/slackapi/python-slack-sdk