Add video link

Author: sethmanheim

articles/notification-hubs/index.yml

@@ -32,6 +32,10 @@ landingContent:
             url: notification-hubs-enterprise-push-notification-architecture.md
           - text: Registration management
             url: notification-hubs-push-notification-registration-management.md
+      - linkListType: video
+        links:
+          - text: Send push notifications to Android applications
+            url: https://channel9.msdn.com/Shows/Azure-Friday/Using-Azure-Notification-Hubs-in-an-Android-Application
 
   # Card (optional)
   - title: Get started