[TASK] Codeception simple tests for admin user

Resolves: #73566
Releases: master
Change-Id: I294ae235c7e9edcbbfeb838dadaec68722b492ba
Reviewed-on: https://review.typo3.org/46912


Reviewed-by: Timo Schmidt <timo-schmidt@gmx.net>
Tested-by: Timo Schmidt <timo-schmidt@gmx.net>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>