public static void RefreshInventory(GameObject k, Killer.PickUpData dat)
    {
        HUD hud = k.GetComponent<HUD>();
        
        Killer killer = k.GetComponent<Killer>();
        if(dat.Type == PickUp.PickUpType.Weapon)
        hud.InventoryWeapon.sprite = Resources.Load<Sprite>("Sprites/postitArmes/postit" + dat.Name);
        if (dat.Type == PickUp.PickUpType.Signature)
            hud.InventorySignature.sprite = Resources.Load<Sprite>("Sprites/postitObjets/postit" + dat.Name);
        if (dat.Equals(null))
            hud.InventorySignature.sprite = null;

    }