[TASK] Update doctrine/dbal to ^2.9

doctrine/dbal 2.8.x ran into unmaintained mode:
https://www.doctrine-project.org/projects/dbal.html

We should upgrade to at least 2.9:

    composer req doctrine/dbal:^2.9

Resolves: #88579
Releases: master
Change-Id: I18962bd313018abec8e52bada6df9aca6aa4143f
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/61080


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: Susanne Moog <look@susi.dev>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Susanne Moog <look@susi.dev>