remove unused fscache-files from #15230, removed in favour of #15382
Merge branch 'remove_unused_fscache' of https://github.com/felskrone/salt into felskrone-remove_unused_fscache

Conflicts:
	salt/caches/fscache.py
	salt/caches/fsworker.py
Merge pull request #16190 from thatch45/felskrone-remove_unused_fscache

Felskrone remove unused fscache