[TASK] Sort BE usergroup records in module "Backend Users"

Add a default ordering for the backend usergroup records
which makes it easier to find a specific group.

Resolves: #61686
Releases: master, 6.2
Change-Id: Ie6eaaaadc7eeca47c33686dc42cca7fc41cfe5b9
Reviewed-on: http://review.typo3.org/33297
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>