Performance improvement of push rules
We don't need to check temp ref anymore since https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/563 is merged
related https://gitlab.com/gitlab-org/gitlab-ce/issues/14280#note_13198239
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
We don't need to check temp ref anymore since https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/563 is merged
related https://gitlab.com/gitlab-org/gitlab-ce/issues/14280#note_13198239