[TASK] Fix phpstan checkFunctionArgumentTypes errors in ext:backend Tree

This patch fixes incompatible type usage in function arguments
and is preparatory work for introducing native type hints and
strict mode in all core files.

Releases: master, 10.4
Resolves: #92580
Change-Id: Iab991450493b13d524f4429d51a71958ad62a0e0
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/66159


Tested-by: Daniel Goerz <daniel.goerz@posteo.de>
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Benni Mack <benni@typo3.org>
Reviewed-by: Daniel Goerz <daniel.goerz@posteo.de>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Benni Mack <benni@typo3.org>