[TASK] Drop PHP 8 composer min/max stages

Package handling with a php 8 and no platform.php
composer config currently fails since various
dependencies don't allow php 8, yet.

Drop these test stages for the time being to
have a green nigthly CI build.

Resolves: #93611
Releases: master
Change-Id: I7667d972679a3a125b699df034b04cb8800104c0
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/68149


Tested-by: Simon Gilli <typo3@gilbertsoft.org>
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Simon Gilli <typo3@gilbertsoft.org>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>