Update index.yml

update for PL

Author: msftadam

articles/operator-service-manager/index.yml

@@ -92,6 +92,14 @@ landingContent:
         links:
           - text: Control Upgrade Behavior on Failure
             url: safe-upgrades-nf-level-rollback.md
+
+ # Card
+  - title: Edge Registry and Private Link
+    linkLists:
+      - linkListType: overview
+        links:
+          - text: Get Started with Private Link
+            url: get-started-with-private-link.md
 
   # Card
   - title: Additional Resources