pp_cms/webApp/backend/components/gii/model/form.php

<?php
/**
 * Author: lf
 * Blog: https://blog.feehi.com
 * Email: job@feehi.com
 * Created at: 2020-03-16 23:17
 */

require_once Yii::getAlias("@vendor/yiisoft/yii2-gii/src/generators/model/form.php");