[TASK] Tests: Avoid a couple of obvious code inconsistencies

* Too many arguments to __construct()
* Inconsistent naming
* Undeclared properties

Change-Id: I16ac778db7afdeaa9348e01ef777598a48bc0d05
Resolves: #96682
Releases: main, 11.5
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/73210


Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>