Upgrading GitLab container resets Prometheus datastore
Presently when the GitLab container image is changed, the Prometheus database is erased. While not mission critical, we should try to preserve it during upgrades.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Presently when the GitLab container image is changed, the Prometheus database is erased. While not mission critical, we should try to preserve it during upgrades.