AuthServiceTest: avoid touching User via Identity
AuthServiceTest: avoid touching User via Identity

Access User via VerifiedIdentity only.
The tests commented out useless now.

Signed-off-by: Jan Viktorin <3eab6ac54c005c4408f608556a6663b7f2abede7@fit.vutbr.cz>

BeeeOn/server,BeeeOn/server,BeeeOn/server,BeeeOn/server