Add matching of Atom.app more stable

I have this file on my Mac `/Users/timosand/Library/Application Support/com.github.atom.ShipIt/update.85PyXs3/Atom.app` and my `mdfind` returns it. It seems to be a common one, so I thought to remove it from the list to be sure that it selects the right Atom.app
Merge pull request #3585 from deiga/patch-1

Add matching of Atom.app more stable