chore(deps): bump slackapi/slack-github-action from 3.0.3 to 4.0.0 (#1561)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: William Bergamin <wbergamin@salesforce.com>

Author: dependabot[bot]

.github/workflows/ci-build.yml

@@ -179,7 +179,7 @@ jobs:
     if: ${{ !success() && github.ref == 'refs/heads/main' && github.event_name != 'workflow_dispatch' }}
     steps:
       - name: Send notifications of failing tests
-        uses: slackapi/slack-github-action@45a88b9581bfab2566dc881e2cd66d334e621e2c # v3.0.3
+        uses: slackapi/slack-github-action@dcb1066f776dd043e64d0e8ba94ca15cc7e1875d # v4.0.0
         with:
           errors: true
           webhook: ${{ secrets.SLACK_REGRESSION_FAILURES_WEBHOOK_URL }}