[TASK] Use DBAL abstraction for Extbase raw queries

Uses the default connection as no table can be found,
but this info is already documented inside Extbase's
statement abstraction quite well.

Resolves: #77624
Releases: master
Change-Id: I2a44d5cb6294ecaea4f074bf27756fdd2960bb1c
Reviewed-on: https://review.typo3.org/49582


Tested-by: Bamboo TYPO3com <info@typo3.com>
Reviewed-by: Andreas Fernandez <typo3@scripting-base.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>