Finally get around to silencing the runit init system selection messages
Fixes: https://gitlab.com/gitlab-org/omnibus-gitlab/issues/2563 (and people can stop asking about it)
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Fixes: https://gitlab.com/gitlab-org/omnibus-gitlab/issues/2563 (and people can stop asking about it)