Add .desktop file for 64 bit wine
Summary: Lets you launch 64 bit Windows programs straight from file manager without having to use command line.
Test Plan: Launched a few of my 64 bit Windows programmes from Nautilius
Reviewers: Triage Team, JoshStrobl
Reviewed By: Triage Team, JoshStrobl
Differential Revision: https://dev.getsol.us/D6734