[BUGFIX] Properly set memcache/memcached in cache backend

parent::__construct() of MemcachedBackend calls
setCompression() which determines compression based
on state of $this->usePeclModule. This property needs
to be set before parent::__construct() is called.

Resolves: #99495
Releases: main, 12.4, 11.5
Change-Id: Ibc6c3a2378c5187748b4394d440232600de193e2
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/80388


Reviewed-by: Stefan B�rk <stefan@buerk.tech>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Stefan B�rk <stefan@buerk.tech>