ENGCOM-4342: [Catalog] Fixing the Products grid with default values on multi stores #21363

 - Merge Pull Request #21363 from eduard13/magento2:2.3-develop-13338-issue
 - Merged commits:
   1. a0be69b
   2. 9e657ad

Author: magento-engcom-team

app/code/Magento/Catalog/Ui/DataProvider/Product/ProductDataProvider.php

@@ -7,6 +7,7 @@
 
 use Magento\Catalog\Model\ResourceModel\Product\CollectionFactory;
 use Magento\Framework\App\ObjectManager;
+use Magento\Store\Model\Store;
 use Magento\Ui\DataProvider\Modifier\ModifierInterface;
 use Magento\Ui\DataProvider\Modifier\PoolInterface;
 
@@ -67,6 +68,7 @@ public function __construct(
         $this->addFieldStrategies = $addFieldStrategies;
         $this->addFilterStrategies = $addFilterStrategies;
         $this->modifiersPool = $modifiersPool ?: ObjectManager::getInstance()->get(PoolInterface::class);
+        $this->getCollection()->setStoreId(Store::DEFAULT_STORE_ID);
     }
 
     /**