Update welcome-app-service.yml

Author: ryanberg-aquent

support/azure/app-service/welcome-app-service.yml

@@ -29,4 +29,4 @@ landingContent:
       - linkListType: how-to-guide
         links:
           - text: Resolves issues with an Azure event hub that is automatically re-created by diagnostic settings after being deleted
-            url: /azure/azure-monitor/diagnostic-settings/deleted-event-hub-automatically-recreated
+            url: /azure-monitor/diagnostic-settings/data-flow/deleted-event-hub-automatically-recreated