VLCPlaybackService: replace willPlay

Sources/VLCPlaybackService.m

@@ -377,7 +377,8 @@ NSString *const VLCPlaybackServicePlaybackPositionUpdated = @"VLCPlaybackService
 
 - (BOOL)willPlay
 {
-    return _mediaPlayer.willPlay;
+    // TODO
+    return true;
 }
 
 - (VLCRepeatMode)repeatMode