* AB9629
Fixes issues with user invites
- Issue with the generated link in the invite email
- Allow anonymous access to CurrentUserController.PostSetInvitedUserPassword, as it is used by users not logged in
- Allow anonymous access to AuthenticationController.GetPasswordConfig, as this is used to set a password for newly invited users, before they login
* Fix issues with invite flow
* Fix minor typos
* Fixed issue with validation response and remove/change avatar
* Fix issue with disable users, after all enums are handled like strings
* Fix tests
* Fix other validation issue
* Fix yet another validation issue
Co-authored-by: Elitsa Marinovska <elm@umbraco.dk>
