[BUGFIX] Do not process dumped file without cropping/sizing

When there is no "cv" or "s" parameter we should not perform any
image processing.

This is essential e.g. for accessing PDF files in private storages.
These can technically be processed but should never be since then
the original PDF file becomes inaccessible.

Releases: master, 10.4
Resolves: #93024
Related: #90068
Change-Id: I956cc3840a14b25d57b073be81838fb33c0250f8
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/67333


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Sebastian Michaelsen <michaelsen@t3seo.de>
Tested-by: Guido Schmechel <guido.schmechel@brandung.de>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Sebastian Michaelsen <michaelsen@t3seo.de>
Reviewed-by: Josef Glatz <josefglatz@gmail.com>
Reviewed-by: Guido Schmechel <guido.schmechel@brandung.de>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>