[FEATURE] Purge language packs in language module

A "remove" button is added to the list of the installed languages.

Resolves: #58637
Releases: master
Change-Id: Ibd8911d2c58e449a026f52f4bd8b0b2d04bc2bbf
Reviewed-on: https://review.typo3.org/50860


Reviewed-by: Markus Sommer <markussom@posteo.de>
Tested-by: Markus Sommer <markussom@posteo.de>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Susanne Moog <susanne.moog@typo3.org>
Tested-by: Susanne Moog <susanne.moog@typo3.org>