[FOLLOWUP] Allow shortcut pages to pages of other sites

Adapt testing changed in #96244.

Resolves: #92859
Resolves: #92750
Related: #96244
Releases: main
Change-Id: I0f0a4d5423eb22f674342ead62d56ef7d720f397
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/72630


Tested-by: core-ci <typo3@b13.com>
Tested-by: Oliver Bartsch <bo@cedev.de>
Tested-by: Benjamin Franzke <bfr@qbus.de>
Reviewed-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Benjamin Franzke <bfr@qbus.de>