The source project of this merge request has been removed.
API: Return 404 if user does not have access to group
Closes #15185
After !3587 (merged) is merged, I'll update this one to also fix the return code of the tests in !3587 (merged).
Closes #15185
After !3587 (merged) is merged, I'll update this one to also fix the return code of the tests in !3587 (merged).