[TASK] Raise typo3/testing-framework:^6.10.0

This minor version raise brings significant
performance improvements for functional tests,
especially with mysql/mariadb & sqlite.

composer req --dev typo3/testing-framework:^6.10.0

Change-Id: I09f8a673f55710b8d237faa280121853dcabc378
Resolves: #95028
Releases: master, 10.4
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/70806


Tested-by: core-ci <typo3@b13.com>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>