removed preview

Author: johnmarco

articles/index.yml

@@ -892,7 +892,7 @@ productDirectory:
         - security
       url: active-directory/index.yml
     # Card
-    - title: Azure Arc (Preview)
+    - title: Azure Arc
       summary: Bring Azure services and management to any infrastructure
       imageSrc: https://static.docs.com/ui/media/product/azure/arc.svg
       azureCategories: