code: function _removeHintTooltip() {
      var tooltip = this._targetElement.querySelector('.introjs-hintReference');
  
      if (tooltip) {
          var step = tooltip.getAttribute('data-step');
          tooltip.parentNode.removeChild(tooltip);
          return step;
      }
  }
docs: Removes open hint (tooltip hint)
  
  @api private
  @method _removeHintTooltip