[TASK] Introduce property mapper related functional tests

The introduced tests are prepatory work to have a
high coverage before refactoring property mapper
related code parts.

Releases: master
Resolves: #89896
Change-Id: I83cf025a63ea7c0b38b55c0173ca305f423d8a2e
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/62567


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: Susanne Moog <look@susi.dev>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Susanne Moog <look@susi.dev>