Updating ms.topic managed-reference to new generated-reference value.

Author: Docs Allowlist Management

dotnet/docfx.json

@@ -49,7 +49,7 @@
       "breadcrumb_path": "~/breadcrumb/toc.yml",
       "extendBreadcrumb": true,
       "apiPlatform": "dotnet",
-      "ms.topic": "managed-reference",
+      "ms.topic": "generated-reference",
       "products": ["https://authoring-docs-microsoft.poolparty.biz/devrel/bcbcbad5-4208-4783-8035-8481272c98b8"],
       "ms.author": "nikolame",
       "author": "dotnet-bot"