[TASK] Use hash_equals when comparing cryptographic hash values

Direct hash comparison is replaced by cryptographic-safe `hash_equals`.
Changes in this patch set basically don't have much impact regarding
security aspects. This is a preparation for starting with RIPS scanner.

Resolves: #91565
Releases: master, 10.4, 9.5
Change-Id: I5666e586b6b6b462f7864a597139763fd2cd2f98
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/64668


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: Oliver Hader <oliver.hader@typo3.org>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Oliver Hader <oliver.hader@typo3.org>