[BUGFIX] Add filelist extension to factory default

The filelist extension is not part of the factory default but
parts of it are used in extensions that are factory default.

Change-Id: I4f02d38ba0b8eb8723aa1153a32edc7093e3336e
Resolves: #75687
Releases: master, 8.0, 7.6
Reviewed-on: https://review.typo3.org/47715


Reviewed-by: Frank Naegler <frank.naegler@typo3.org>
Tested-by: Frank Naegler <frank.naegler@typo3.org>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>