* fixes various issues related to updating an ...
... existing gitlab user, in detail:
- fixes updating admin status not working
- fixes user passwords not updated
- fixes confirmation skipping param ignored for user updates
- added tests for code changes
* fixing sanity issues
* fixing sanity issues 02
* fixing sanity issues 03
* fixing sanity issues 04
* fixing unit test failures
* fixing unit test failures 02
* add changelog fragment
* fixing unit test failures 03
* forgot to add changelog fragment
* fix changelog sanity issues
* fix changelog sanity issues 02
* incorporate review suggestions
Co-authored-by: Mirko Wilhelmi <Mirko.Wilhelmi@sma.de>