[TASK] Require phpunit:^11.0.3

With all phpunit 11 deprecations being fixed,
we can raise from phpunit 10 to current major.

> composer req --dev phpunit/phpunit:^11.0.3 -w

Change-Id: Idc9774c9d5b0f0b170c870e04d8eb09df61363f0
Resolves: #103229
Releases: main
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/83144


Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: core-ci <typo3@b13.com>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>