TASK: Use NodeTypeNameFactory::forSites()

Author: mhsdesign

Classes/Controller/BackendController.php

@@ -26,6 +26,7 @@
 use Neos\Neos\Controller\Backend\MenuHelper;
 use Neos\Neos\Domain\Repository\DomainRepository;
 use Neos\Neos\Domain\Repository\SiteRepository;
+use Neos\Neos\Domain\Service\NodeTypeNameFactory;
 use Neos\Neos\Domain\Service\WorkspaceNameBuilder;
 use Neos\Neos\FrontendRouting\NodeAddressFactory;
 use Neos\Neos\FrontendRouting\SiteDetection\SiteDetectionResult;
@@ -170,7 +171,7 @@ public function indexAction(string $node = null)
         // to call the contentGraph here directly.
         $rootNodeAggregate = $contentRepository->getContentGraph()->findRootNodeAggregateByType(
             $workspace->currentContentStreamId,
-            NodeTypeName::fromString('Neos.Neos:Sites')
+            NodeTypeNameFactory::forSites()
         );
         $rootNode = $rootNodeAggregate->getNodeByCoveredDimensionSpacePoint($defaultDimensionSpacePoint);