Base: Add window user to audio group

Author: bplaat

Base/etc/group

@@ -2,7 +2,7 @@ root:x:0:
 wheel:x:1:anon
 tty:x:2:
 phys:x:3:window,anon
-audio:x:4:anon
+audio:x:4:window,anon
 utmp:x:5:
 lookup:x:10:anon
 window:x:13:anon