libtracker-miner: Remove check for removed files during crawling
libtracker-miner: Remove check for removed files during crawling

This code is unused now, TrackerFileNotifier will issue ::file-deleted
already for items found in the store but not during crawling.

outofbits/tracker,hoheinzollern/tracker,outofbits/tracker,hoheinzollern/tracker,hoheinzollern/tracker,outofbits/tracker,hoheinzollern/tracker,hoheinzollern/tracker,outofbits/tracker,outofbits/tracker,hoheinzollern/tracker,outofbits/tracker,hoheinzollern/tracker,outofbits/tracker