bug: lambda bug

core/src/com/wordbattle/game/controller/LeaderBoardController.java

@@ -50,12 +50,7 @@ public class LeaderBoardController {
             @Override
             public void run() {
                 // This code will be executed when the round starts flag is set to true
-                Gdx.app.postRunnable(new Runnable() {
-                    @Override
-                    public void run() {
-                        startNewRound();
-                    }
-                });
+                Gdx.app.postRunnable(() -> startNewRound());
             }
         });
     }