[TASK] Remove several unused imports

This change removes several unused imports, which are not
detected by php-cs-fixer, since the NoUnusedImportsFixer
does not ignore references used in php doc comments.

Resolves: #100673
Releases: main
Signed-off-by: Torben Hansen <derhansen@gmail.com>
Change-Id: Ibab8cf846eba748ea08b3254415921fd268a2021
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/78757


Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Tested-by: core-ci <typo3@b13.com>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>