added aac links to private link landing page

Author: asudbring

articles/private-link/index.yml

@@ -74,4 +74,23 @@ landingContent:
             url: /rest/api/virtualnetwork/privatelinkservices
 
 
+  - title: Architectural Guidance
+    linkLists:
+      - linkListType: concept
+        links:
+          - text: Multitenancy and Azure Private Link
+            url: /azure/architecture/guide/multitenant/service/private-link
+          
+      - linkListType: learn
+        links:
+          - text: Design and implement private access to Azure Services
+            url: /learn/modules/design-implement-private-access-to-azure-services
 
+      - linkListType: reference
+        links:
+          - text: Azure Private Link in a hub-and-spoke network
+            url: /azure/architecture/guide/networking/private-link-hub-spoke-network
+          - text: Web app private connectivity to Azure SQL Database
+            url: /azure/architecture/example-scenario/private-web-app/private-web-app
+          - text: Multi-tier app service with private endpoint
+            url: /azure/architecture/example-scenario/web/multi-tier-app-service-private-endpoint