public void OnGainNextLvl(int lvl)
 {
     if (lvl < enemySpawnSettings.Lvls.Length)
     {
         currentLvl = enemySpawnSettings.Lvls[lvl];
     }
 }
 public void OnRestart()
 {
     spawnedEnemies.Clear();
     currentLvl = enemySpawnSettings.Lvls[0];
     ResetSpawnTime();
 }