Remove references to old settings location
What does this MR do?
From https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/11932
Adds an extra change for an EE-only doc.
Edited by Achilleas Pipinellis
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
From https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/11932
Adds an extra change for an EE-only doc.