Switch to side-by-side view

--- a/src/mediaserver/cdplugins/gmusic/gmusic-app.py
+++ b/src/mediaserver/cdplugins/gmusic/gmusic-app.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python2
+#!/usr/bin/env python3
 #
 # A lot of code copied from the Kodi Tidal addon which is:
 # Copyright (C) 2014 Thomas Amland