[TASK] Remove unused special GET parameters

Several ADMCMD_ and  TSFE_ADMIN_PANEL variables
are excluded from cHash, but were never evaluated before.

The GET parameters are removed from setting and calculation
in cacheHash.

Resolves: #90412
Releases: master
Change-Id: I4c6781fca4fd6ccc50bd068f266619b2a2a0cf15
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/63236


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>