Fix Spinach merge request diff failures
gitlab-git-test master was updated in ff076d88, and this caused the merge request diffs to change in a way that broke assumptions in the Spinach tests.
Partial fix to #23378 (closed)
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
gitlab-git-test master was updated in ff076d88, and this caused the merge request diffs to change in a way that broke assumptions in the Spinach tests.
Partial fix to #23378 (closed)