* Replace placeholders for labels
* Remove redundant aria-label and update labels with `.visually-hidden`
* Change "Invite more members" to a label
* Fix helper text for group members and fix responsiveness
* Change error message to an error notification
* Use label and helper text instead of a placeholder
* Remove redundant label and use the placeholder text instead for the admin user searchbar
* Extract translations
GitOrigin-RevId: a504fda9779da82920b57c7b8aad38a8b027d09a
Rebeka Dekany