public CollectionAchievement findCollectionAchievementById(string id)
    {
        CollectionAchievement achi = Array.Find(collectionAchievements, a => a.id == id);

        if (achi == null)
        {
            Debug.Log("Collectable Achievement " + id + " not found!");
        }
        return(achi);
    }
    public void increaseCollectionAchievementById(string id)
    {
        CollectionAchievement a = findCollectionAchievementById(id);

        a.counter += 1;
    }