add inventory item fast edit

backend/controllers/InventoryController.php

@@ -2,15 +2,14 @@
 
 namespace backend\controllers;
 
-use Yii;
+use /** @noinspection PhpMethodOrClassCallIsNotCaseSensitiveInspection */
+    Yii;
 use common\models\Inventory;
 use backend\models\InventorySearch;
 use yii\web\Controller;
 use yii\web\NotFoundHttpException;
 use yii\filters\VerbFilter;
 use common\models\User;
-use yii\db\Query;
-use backend\models\InventoryItemSearch;
 use common\models\InventoryItem;
 use common\components\Helper;