#3529534: User roles updates
- Content editor: Added the “use ai ckeditor” permission to enable the use of the “Full text” text format.
- User Account Manager: Added a new role with permissions to manage users and roles.
- Content-type-specific content editor roles (for: Basic page, Document, Event, Knowledge page, News article, Webform): Added roles with permissions to manage the corresponding content types, as well as related media and taxonomies.
Closes #3529534