LYNX-232: Fix integration tests

Author: eliseacornejo

dev/tests/integration/testsuite/Magento/Customer/Model/SessionTest.php

@@ -8,7 +8,6 @@
 use Magento\Framework\App\PageCache\FormKey;
 use Magento\Framework\App\Response\Http as HttpResponse;
 use Magento\Framework\App\ResponseInterface;
-use Magento\Framework\Exception\NoSuchEntityException;
 use Magento\Framework\Session\SidResolverInterface;
 use Magento\Framework\Stdlib\Cookie\CookieMetadataFactory;
 use Magento\Framework\Stdlib\Cookie\PublicCookieMetadata;
@@ -33,6 +32,11 @@ class SessionTest extends \PHPUnit\Framework\TestCase
     /** @var PublicCookieMetadata $cookieMetadata */
     protected $cookieMetadata;
 
+    /**
+     * @var HttpResponse
+     */
+    private $response;
+
     protected function setUp(): void
     {
         $this->_customerSession = Bootstrap::getObjectManager()->create(