[TASK] Port TYPO3.LLL usages to TYPO3.lang

TYPO3 core uses new JS api for fetching language labels - TYPO3.lang.

Resolves: #83142
Releases: master
Change-Id: I690b667b27d1152556b147e7198260fae018c62b
Reviewed-on: https://review.typo3.org/54836


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Łukasz Uznański <l.uznanski@macopedia.pl>
Tested-by: Łukasz Uznański <l.uznanski@macopedia.pl>
Reviewed-by: Tymoteusz Motylewski <t.motylewski@gmail.com>
Tested-by: Tymoteusz Motylewski <t.motylewski@gmail.com>