Merge branch 'ensure-job-on-branch-only' into 'main'

Run ensure-x-job-added only on branch

See merge request gitlab-components/sast!8

.gitlab-ci.yml

@@ -12,6 +12,8 @@ ensure-brakeman-job-added:
       if [ "$count" != "1" ]; then
         exit 1
       fi
+  rules:
+    - if: $CI_COMMIT_BRANCH
 
 # Ensure that a project description exists, because it will be important to display
 # the resource in the catalog.