Acceptance tests now properly configure graphics
magick, so image generation works for them. This
triggeres different and more relevant code paths.

composer req --dev typo3/testing-framework:^6.8.4
composer req --dev typo3/testing-framework:^6.8.4 -d typo3/sysext/core --no-update

Change-Id: I65dd2061c13479fb031373973860d3204dfe4bbf
Resolves: #94339
Releases: master, 10.4
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/69484


Tested-by: core-ci <typo3@b13.com>
Tested-by: Jochen <rothjochen@gmail.com>
Tested-by: Oliver Bartsch <bo@cedev.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Jochen <rothjochen@gmail.com>
Reviewed-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>