[!!!][TASK] Merge EXT:aboutmodules in EXT:about

Resolves: #72671
Releases: master
Change-Id: I57b4b6b74e8d4b6839755f064b46084b8ae114be
Reviewed-on: https://review.typo3.org/45860


Reviewed-by: Frank Nägler <frank.naegler@typo3.org>
Tested-by: Frank Nägler <frank.naegler@typo3.org>
Reviewed-by: Markus Sommer <markussom@posteo.de>
Tested-by: Markus Sommer <markussom@posteo.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>