update ms.date

Author: Michael Bender

articles/virtual-network-manager/index.yml

@@ -31,7 +31,12 @@ landingContent:
         links:
           - text: FAQ
             url: faq.md
-            
+          - text: Use cases
+            url: concept-use-cases.md
+      - linkListType: training
+        links:
+          - text: Create a hub-spoke network topology with Azure Virtual Network Manager
+            url: /training/modules/hub-and-spoke-network-architecture/4a-create-hub-spoke-virtual-network-manager
   # Card
   - title: Get started
     linkLists: