added update fonction inside GameManager

src/main/java/pacmanGame/GameManager.java

@@ -27,10 +27,12 @@ public class GameManager {
    }
    
 	public void Update() {
+		if(!isPaused) {
 			visualizer.Update();
 			if(time%5 == 0) {
 				player.Move();
 			}
+		}
 		time++;
 	}