[BUGFIX] Repair broken unit tests

In patch 21171 some tests broke due to forgotten adjustments after
code change.
This patch brings the missing adjustment.

Releases: 6.2, 6.1
Resolves: #49100
Relates: #48571
Change-Id: I9a07e14ea050fad95bcc424ad07afc54f6aea1e1
Reviewed-on: https://review.typo3.org/21398
Reviewed-by: Anja Leichsenring
Tested-by: Anja Leichsenring