[FEATURE] Add form configuration to configuration module

The debugging of the yaml configuration of the form extension can be
hard. To ease this task the configuration is available in the
configuration module of the lowlevel extension.

Resolves: #90052
Releases: master
Change-Id: I0bfbae26d2f84f4e90766b9dab6e609f029e9c69
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/62816


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Guido Schmechel <guido.schmechel@brandung.de>
Tested-by: Steffen Frese <steffenf14@gmail.com>
Tested-by: Susanne Moog <look@susi.dev>
Reviewed-by: Guido Schmechel <guido.schmechel@brandung.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Steffen Frese <steffenf14@gmail.com>
Reviewed-by: Susanne Moog <look@susi.dev>