Some bug fixes reduce list of false positives.

> composer req --dev phpstan/phpstan:^1.9.5
> composer req --dev phpstan/phpstan-phpunit:^1.3.3
> ./Build/Scripts/runTests.sh -s phpstanGenerateBaseline

Resolves: #99448
Releases: main, 11.5
Change-Id: Ibc7cc259d6fd5520365ccb25652a21f4488e9597
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/77246


Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: core-ci <typo3@b13.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>