[TASK] Add runTest.sh -s clean to remove build related files

Add script to 'Build/Scripts/runTests.sh' to clean build and
test related files and folders to get fast a clean state.
Local instance related files are untouched and kept intact.

Added commands:

> Build/Scripts/runTests.sh -s clean
> Build/Scripts/runTests.sh -s cleanBuild
> Build/Scripts/runTests.sh -s cleanCache
> Build/Scripts/runTests.sh -s cleanTests

Resolves: #97355
Releases: main, 11.5, 10.4
Change-Id: I05c9dd966f4703315474e369dad52b1a40881c60
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/74400


Tested-by: core-ci <typo3@b13.com>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>