TASK: Mark NodeTypeWithFallbackProvider as deprecated

Neos.Neos/Classes/Utility/NodeTypeWithFallbackProvider.php

@@ -5,6 +5,7 @@
 namespace Neos\Neos\Utility;
 
 use Neos\ContentRepository\Core\NodeType\NodeType;
+use Neos\ContentRepository\Core\NodeType\NodeTypeManager;
 use Neos\ContentRepository\Core\Projection\ContentGraph\Node;
 use Neos\ContentRepository\Core\SharedModel\Exception\NodeTypeNotFound;
 use Neos\ContentRepositoryRegistry\ContentRepositoryRegistry;
@@ -13,13 +14,23 @@
 /**
  * Utility trait for retrieving node types for nodes with a built-in fallback mechanism
  *
+ * This is only a temporary drop-in replacement as the automatic fallback handling
+ * of the NodeTypeManager was removed and Node::getNodeType was also removed.
+ *
+ * Its preferred to use the nullable {@see NodeTypeManager::getNodeType()} instead, and for cases where
+ * the Fallback NodeType is really required use {@see NodeTypeNameFactory::forFallback()}.
+ *
  * @property ContentRepositoryRegistry $contentRepositoryRegistry
+ * @deprecated to ease migration from Neos 8.3
  */
 trait NodeTypeWithFallbackProvider
 {
+    /**
+     * @deprecated to ease migration from Neos 8.3
+     */
     protected function getNodeType(Node $node): NodeType
     {
-        $nodeTypeManager = $this->contentRepositoryRegistry->get($node->subgraphIdentity->contentRepositoryId)->getNodeTypeManager();
+        $nodeTypeManager = $this->contentRepositoryRegistry->get($node->contentRepositoryId)->getNodeTypeManager();
 
         return $nodeTypeManager->getNodeType($node->nodeTypeName)
             ?? $nodeTypeManager->getNodeType(NodeTypeNameFactory::forFallback())