[BUGFIX] Use proper sample option in GraphicalFunctions

This change fixes a minor regression introduced
in GraphicalFunctions when $this->scalecmd
was used within GifBuilder to show proper images.

Resolves: #101984
Related: #101981
Releases: main, 12.4
Change-Id: Id20cfde7cc9b2cbc8c88d3c6220e5fb2b0efe67a
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/81121


Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>