[TASK] Include the generated tests in test_extension fixture

The generated tests should be also compared in Compatibility test

Resolves: #58396
Releases: 6.2
Change-Id: I16888fd8960a2f0c2a7544afa631e13b8dac743b
Reviewed-on: https://review.typo3.org/29758
Reviewed-by: Nico de Haen
Tested-by: Nico de Haen