Merge pull request #11624 from alexalemi:notifications

PiperOrigin-RevId: 463390452

.github/workflows/broken-main-notify.yml

@@ -1,21 +0,0 @@
-name: Google Chat Broken Main Notification
-on:
-  check_suite:
-    types:
-      - completed
-    branches:
-      - main
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Google Chat Notification
-        if: ${{ github.event.check_suite.conclusion == 'failure' }}
-        run: |
-            curl --location --request POST '${{ secrets.RELEASES_WEBHOOK }}' \
-            --header 'Content-Type: application/json' \
-            --data-raw '{
-                "text": "Main is broken! @ ${{github.event.check_suite.created_at}} see <${{github.event.check_suite.url}}|[github]>"
-            }'