ENGCOM-4490: Fixed wrong proxing in the inventory observer #21731

 - Merge Pull Request #21731 from VitaliyBoyko/magento2:fix-proxing-in-the-cataloginventory-observer
 - Merged commits:
   1. 3819dc1

Author: magento-engcom-team

app/code/Magento/CatalogInventory/etc/di.xml

@@ -44,7 +44,7 @@
     </type>
     <type name="Magento\CatalogInventory\Observer\UpdateItemsStockUponConfigChangeObserver">
         <arguments>
-            <argument name="resourceStock" xsi:type="object">Magento\CatalogInventory\Model\ResourceModel\Stock\Proxy</argument>
+            <argument name="resourceStockItem" xsi:type="object">Magento\CatalogInventory\Model\ResourceModel\Stock\Item\Proxy</argument>
         </arguments>
     </type>
     <type name="Magento\Catalog\Model\Layer">