[9.0](backport #42780) Skip flaky test TestFilebeat/Filebeat_crashes_due_to_incorrect_config

[mergify]

skip flaky test: TestFilebeat/Filebeat_crashes_due_to_incorrect_config

Checklist

• My code follows the style guidelines of this project
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation
• [ ] I have made corresponding change to the default configuration files
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] I have added an entry in CHANGELOG.next.asciidoc or CHANGELOG-developer.next.asciidoc.

Disruptive User Impact

N/A

How to test this PR locally

run the test TestFilebeat/Filebeat_crashes_due_to_incorrect_config. It should be skipped

❯ cd filebeat
❯ go test -v -tags integration -run TestFilebeat/Filebeat_crashes_due_to_incorrect_config ./testing/integration/
=== RUN   TestFilebeat
    run_beat.go:238: ensuring the filebeat binary is available...
    run_beat.go:315: searching for the filebeat directory, starting with /home/ainsoph/devel/github.com/elastic/beats/filebeat/testing/integration...
    run_beat.go:330: found filebeat directory at /home/ainsoph/devel/github.com/elastic/beats/filebeat
    run_beat.go:255: found outdated filebeat binary at /home/ainsoph/devel/github.com/elastic/beats/filebeat/filebeat, removing...
    run_beat.go:270: building /home/ainsoph/devel/github.com/elastic/beats/filebeat/filebeat binary with "mage build"... 
    run_beat.go:281: /home/ainsoph/devel/github.com/elastic/beats/filebeat/filebeat binary has been successfully built 
=== RUN   TestFilebeat/Filebeat_crashes_due_to_incorrect_config
    sample_test.go:116: Flaky test: https://github.com/elastic/beats/issues/42778
--- PASS: TestFilebeat (11.36s)
    --- SKIP: TestFilebeat/Filebeat_crashes_due_to_incorrect_config (0.00s)
PASS
ok  	github.com/elastic/beats/v7/filebeat/testing/integration	11.415s

Related issues

• Relates [Flaky test] TestFilebeat/Filebeat_crashes_due_to_incorrect_config - "Exiting: Failed to start crawler" #42778

---

This is an automatic backport of pull request #42780 done by [Mergify](https://mergify.com).

[elasticmachine]

Pinging @elastic/elastic-agent-data-plane (Team:Elastic-Agent-Data-Plane)