private void OnTriggerEnter2D(Collider2D collision)
 {
     if (collision.tag == "Player" && !isReached)
     {
         checkPointSpriteRenderer.sprite = greenFlag;
         AudioSource.PlayClipAtPoint(flagReachedSound, transform.position);
         playerControl.setRespawnPosition(transform.position);
         isReached = true;
     }
 }