[TASK] Reduce includeLLFile usages

After removal of getLL usages, no globally loaded label files
are necessary anymore and therefor removed.

The remaining occurrences are there either for backward compatibility
in extensions or need a deeper look due to
dynamically loaded language files.

Resolves: #100676
Releases: main
Change-Id: I227786a1810474ad91be2fe17ae20a6719d6b37a
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/78760


Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Benni Mack <benni@typo3.org>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: core-ci <typo3@b13.com>