[TASK] Update to Symfony 7.1

Resolves: #104050
Releases: main
Change-Id: Ie5e3ce1af90d6d28de19dc9d5fdb76c5b49b73c3
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/84612


Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Andreas Kienast <a.fernandez@scripting-base.de>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Andreas Kienast <a.fernandez@scripting-base.de>