Null assigment removed

Author: Mohamed-Asar

app/code/Magento/CatalogInventory/Block/Plugin/ProductView.php

@@ -7,7 +7,6 @@
 
 use Magento\Catalog\Block\Product\View;
 use Magento\CatalogInventory\Model\Product\QuantityValidator;
-use Magento\Framework\App\ObjectManager;
 
 class ProductView
 {
@@ -17,14 +16,12 @@ class ProductView
     private $productQuantityValidator;
 
     /**
-     * @param QuantityValidator|null $productQuantityValidator
+     * @param QuantityValidator $productQuantityValidator
      */
     public function __construct(
-        QuantityValidator $productQuantityValidator = null
+        QuantityValidator $productQuantityValidator
     ) {
-        $this->productQuantityValidator = $productQuantityValidator ?? ObjectManager::getInstance()->get(
-            QuantityValidator::class
-        );
+        $this->productQuantityValidator = $productQuantityValidator;
     }
 
     /**