freedink: add freepats as a rundep
Summary: Adds freepats soundfont as a rundep. I've noticed on the fresh install that FreeDink actually needs it for MIDI playback.
Test Plan: Checked that MIDI music works with freepats font installed.
Reviewers: Triage Team, DataDrake
Reviewed By: Triage Team, DataDrake
Differential Revision: https://dev.getsol.us/D8152