This patch adjustes invalid namespaces uses in some files
to ensure PSR-4 loading compatibility.

Resolves: #97793
Releases: main, 11.5, 10.4
Change-Id: Ib8e0a1fd2b0c6493a7cda9d4360abec90b80ade4
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/74953


Tested-by: core-ci <typo3@b13.com>
Tested-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: Simon Schaufelberger <simonschaufi+typo3@gmail.com>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Simon Schaufelberger <simonschaufi+typo3@gmail.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>