[!!!][TASK] Remove service getters in ModuleTemplate

The methods getIconFactory() and getPageRenderer()
from ModuleTemplate are now removed, since they
exposed internal state, while hiding dependencies.

Those services have to be injected in the
corresponding controllers directly.

Resolves: #96151
Related: #95235
Releases: main
Change-Id: I7af0f78e163b3319df1b74f922917b393da70ef7
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/72388


Tested-by: core-ci <typo3@b13.com>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Benni Mack <benni@typo3.org>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Benni Mack <benni@typo3.org>