Fix queue shuffling where a track was removed on each shuffle

src/main/java/netneutrality/music/QueueManager.java

@@ -246,7 +246,6 @@ public class QueueManager {
                 TrackInfo current = queue.poll();
 
                 ArrayList<TrackInfo> newQueue = new ArrayList<>(queue);
-                newQueue.remove(0);
 
                 Collections.shuffle(newQueue);