Clarify instructions for importing Wiki/Merge Request data
The documentation was unclear about the limitations of importing via API. I've added a link to help make it clear how to get Wiki/Merge Request data from gitlab.com into a private instance.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
The documentation was unclear about the limitations of importing via API. I've added a link to help make it clear how to get Wiki/Merge Request data from gitlab.com into a private instance.