Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Update based on https://github.com/gitlabhq/gitlabhq/blob/master/doc/install/installation.md#configure-it and https://github.com/gitlabhq/gitlabhq/blob/master/doc/update/6.0-to-7.2.md#6-install-libs-migrations-etc.