[TASK] Make Typo3DatabaseBackendTest notice free

Resolves: #84389
Releases: master
Change-Id: I89ebd6120a11d0ef16862e1b338ebd56136d0b2a
Reviewed-on: https://review.typo3.org/56267


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Tymoteusz Motylewski <t.motylewski@gmail.com>
Tested-by: Tymoteusz Motylewski <t.motylewski@gmail.com>
Reviewed-by: Jan Helke <typo3@helke.de>
Tested-by: Jan Helke <typo3@helke.de>