ci: change cron frequency to fix ghost jobs (#2010)

Description: Change frequency of cron jobs.

.github/workflows/ci-aqua-security-trivy-tests.yml

@@ -12,7 +12,7 @@ on:
     branches:
       - main 
   schedule:
-    - cron: "0 * * * *"
+    - cron: "1 0 * * *"
 jobs:
   build:
     name: trivy-tests

.github/workflows/ci-badger-bank-tests-nightly.yml

@@ -5,7 +5,7 @@ on:
       - main
       - 'release/v*'
   schedule:
-    - cron: "0 3 * * *"
+    - cron: "1 3 * * *"
 jobs:
   badger-bank:
     runs-on: ubuntu-20.04

.github/workflows/ci-badger-bank-tests.yml

@@ -9,7 +9,7 @@ on:
       - main
       - 'release/v*'
   schedule:
-    - cron: "*/30 * * * *"
+    - cron: "1 0 * * *"
 jobs:
   badger-bank:
     runs-on: ubuntu-20.04

.github/workflows/ci-badger-tests.yml

@@ -9,7 +9,7 @@ on:
       - main
       - 'release/v*'
   schedule:
-    - cron: "*/30 * * * *"
+    - cron: "1 0 * * *"
 jobs:
   badger-tests:
     runs-on: ubuntu-20.04

.github/workflows/ci-dgraph-tests.yml

@@ -5,7 +5,7 @@ on:
       - main
 jobs:
   dgraph-tests:
-    runs-on: [self-hosted, x64]
+    runs-on: ubuntu-20.04-32gb
     steps:
       - name: Checkout Dgraph repo
         uses: actions/checkout@v3

.github/workflows/ci-golang-lint.yml

@@ -9,7 +9,7 @@ on:
       - main
       - 'release/v*'
   schedule:
-    - cron: "*/30 * * * *"
+    - cron: "1 0 * * *"
 jobs:
   go-lint:
     name: lint