This patch enables a template processor included in Fluid 4
for all Fluid instances in the Core. The template processor
strips `<f:comment>` tags from Fluid template strings before
the parsing starts. This prevents Fluid errors when invalid
Fluid code is used inside `<f:comment>`.

Original change in Fluid:
https://github.com/TYPO3/Fluid/commit/faad81a9f5d991d688e1d4c673e0d7aaf41a7e94

Resolves: #104904
Releases: main
Change-Id: Ieebb60ee21ae9f8d6f168e75b9fd22a7103a5f6a
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/86012


Reviewed-by: Guido Schmechel <guido.schmechel@brandung.de>
Tested-by: Andreas Kienast <a.fernandez@scripting-base.de>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: Simon Praetorius <simon@praetorius.me>
Reviewed-by: Simon Praetorius <simon@praetorius.me>
Reviewed-by: Mathias Brodala <mbrodala@pagemachine.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Andreas Kienast <a.fernandez@scripting-base.de>
Tested-by: Benni Mack <benni@typo3.org>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: core-ci <typo3@b13.com>