[TASK] Declare core as replacement for t3g/svg-sanitizer

Functionality of package t3g/svg-sanitizer has been
integrated into the TYPO3 core.

Resolves: #94719
Releases: master, 11.3, 10.4, 9.5
Change-Id: I9bef46af0b76275844aa4acb2b54214f37936ecc
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/70210


Tested-by: core-ci <typo3@b13.com>
Tested-by: Oliver Hader <oliver.hader@typo3.org>
Reviewed-by: Oliver Hader <oliver.hader@typo3.org>