Allow admins to disable users ability to change profile name
Problem to solve
Users are allowed to change their profile name without an admin's ability to prevent it.
Proposal
Add an option to disable users ability to change their profile name.
What does success look like, and how can we measure that?
Admins have the option of disabling users ability to change their profile name
Links / references
Related to https://gitlab.com/gitlab-org/gitlab-ce/issues/15197
Customer ticket -> https://gitlab.zendesk.com/agent/tickets/105524 (internal use)