Always blacklist desktop files for uninstalling software
Always blacklist desktop files for uninstalling software

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1285754

ikeydoherty/appstream-glib,ximion/appstream-glib,ximion/appstream-glib,hughsie/appstream-glib,ximion/appstream-glib,ikeydoherty/appstream-glib,hughsie/appstream-glib,hughsie/appstream-glib