[TASK] EXT:form - Use PHP's native array_replace_recursive

Resolves: #80443
Releases: master
Change-Id: I3e9c2b3f984068f2ce4d1096cd14670700d77aa6
Reviewed-on: https://review.typo3.org/52155


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Frank Nägler <frank.naegler@typo3.org>
Tested-by: Frank Nägler <frank.naegler@typo3.org>
Reviewed-by: Ralf Zimmermann <ralf.zimmermann@tritum.de>
Tested-by: Ralf Zimmermann <ralf.zimmermann@tritum.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>