[TASK] Extend DataHandler IRRE functional tests

Extend CSV and ForeignField test with
* copyParentContentToDifferentPage
* modifyHotelChild

Resolves: #58854
Releases: 6.2
Change-Id: Iba332ccee1728bf1e28ff5719029b6ab73a30c53
Reviewed-on: https://review.typo3.org/30176
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn