[TASK] Streamline imports in PHP cache classes

Most Cache classes haven't been streamlined since their inception,
some unnecessary imports.

The patch organizes the files so their are all imported the same way.

Resolves: #85261
Releases: master
Change-Id: I814bb88562711ccdf509262b7846ceb625674fe1
Reviewed-on: https://review.typo3.org/57219


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Jan Helke <typo3@helke.de>
Tested-by: Jan Helke <typo3@helke.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>