disable shadow and ink effect on material chip component

example.swift

guard let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "locationChip", for: indexPath) as? MDCChipCollectionViewCell else {
            return MDCChipCollectionViewCell()
        }
        let item = handler?.getRegisteredItems()[indexPath.row]
        cell.chipView.titleLabel.text = item?.display
        cell.alwaysAnimateResize = false

        // Estableciendo la fuente personalizada
        cell.chipView.titleFont = UIFont(name: "gothambook", size: 14)

        // Estableciendo el color y ancho del borde
        let borderColor = UIColor(named: Global.Colors.mainGreenUrb)
        cell.chipView.setBorderWidth(1, for: .normal)
        cell.chipView.setBorderColor(borderColor, for: .normal)

        // Estableciendo el background según su estado
        cell.chipView.setInkColor(UIColor.clear, for: .normal)
        cell.chipView.setBackgroundColor(UIColor.white, for: .normal)
        cell.chipView.setBackgroundColor(cell.chipView.backgroundColor(for: .normal), for: .selected)
        cell.chipView.setShadowColor(UIColor.clear, for: .normal)

        // Agregando el botón de eliminar
        let closeButton = closeBtn()
        closeButton.tag = indexPath.row
        closeButton.addTarget(self, action: #selector(onRemove), for: .touchUpInside)
        cell.chipView.accessoryView = closeButton
        cell.chipView.accessoryPadding.right = 3

        cell.sizeToFit()
        return cell


 func closeBtn () -> UIButton {
        let image = #imageLiteral(resourceName: "ChipCloseIcon")
        image.withRenderingMode(.alwaysTemplate)
        let button = UIButton(frame: .zero)
        button.tintColor = #colorLiteral(red: 1, green: 1, blue: 1, alpha: 0.7)
        button.setImage(image, for: .normal)
        return button
 }