LYNX-259: Updated comments

Author: sumesh-GL

app/code/Magento/QuoteGraphQl/Model/Resolver/CreateGuestCart.php

@@ -20,6 +20,7 @@
 
 use Magento\Framework\GraphQl\Config\Element\Field;
 use Magento\Framework\GraphQl\Exception\GraphQlAlreadyExistsException;
+use Magento\Framework\GraphQl\Query\Resolver\ContextInterface;
 use Magento\Framework\GraphQl\Query\ResolverInterface;
 use Magento\Framework\GraphQl\Schema\Type\ResolveInfo;
 use Magento\Quote\Api\CartRepositoryInterface;
@@ -74,7 +75,7 @@ public function __construct(
      * Creates a guest cart and returns the cart object
      *
      * @param Field $field
-     * @param $context
+     * @param ContextInterface $context
      * @param ResolveInfo $info
      * @param array|null $value
      * @param array|null $args