ENGCOM-2969: typofix: ImportCollection -> ItemCollection #18043

 - Merge Pull Request #18043 from yaroslav-zenin/magento2:2.3-develop
 - Merged commits:
   1. 608d825
   2. 2051521

Author: magento-engcom-team

app/code/Magento/Sales/Model/Order.php

@@ -16,7 +16,7 @@
 use Magento\Sales\Model\ResourceModel\Order\Address\Collection;
 use Magento\Sales\Model\ResourceModel\Order\Creditmemo\Collection as CreditmemoCollection;
 use Magento\Sales\Model\ResourceModel\Order\Invoice\Collection as InvoiceCollection;
-use Magento\Sales\Model\ResourceModel\Order\Item\Collection as ImportCollection;
+use Magento\Sales\Model\ResourceModel\Order\Item\Collection as ItemCollection;
 use Magento\Sales\Model\ResourceModel\Order\Payment\Collection as PaymentCollection;
 use Magento\Sales\Model\ResourceModel\Order\Shipment\Collection as ShipmentCollection;
 use Magento\Sales\Model\ResourceModel\Order\Shipment\Track\Collection as TrackCollection;
@@ -1277,7 +1277,7 @@ public function addAddress(\Magento\Sales\Model\Order\Address $address)
     /**
      * @param array $filterByTypes
      * @param bool $nonChildrenOnly
-     * @return ImportCollection
+     * @return ItemCollection
      */
     public function getItemsCollection($filterByTypes = [], $nonChildrenOnly = false)
     {
@@ -1302,7 +1302,7 @@ public function getItemsCollection($filterByTypes = [], $nonChildrenOnly = false
      * Get random items collection without related children
      *
      * @param int $limit
-     * @return ImportCollection
+     * @return ItemCollection
      */
     public function getParentItemsRandomCollection($limit = 1)
     {
@@ -1314,7 +1314,7 @@ public function getParentItemsRandomCollection($limit = 1)
      *
      * @param int $limit
      * @param bool $nonChildrenOnly
-     * @return ImportCollection
+     * @return ItemCollection
      */
     protected function _getItemsRandomCollection($limit, $nonChildrenOnly = false)
     {