Merge pull request #265952 from shashankbarsin/users/shasb/meshfixes

Fix link for mesh disable

Author: prmerger-automator[bot]

articles/aks/istio-plugin-ca.md

@@ -105,7 +105,7 @@ az provider register --namespace Microsoft.ContainerService
     ```
 
     > [!NOTE]
-    > For existing clusters with Istio addon using self-signed root certificate generated by Istio CA, switching to plugin CA is not supported. You need to [disable the mesh][disable-mesh] on these clusters first and then enable it again using the above command to pass through the plugin CA inputs.
+    > For existing clusters with Istio addon using self-signed root certificate generated by Istio CA, switching to plugin CA is not supported. You need to [disable the mesh][az-aks-mesh-disable] on these clusters first and then enable it again using the above command to pass through the plugin CA inputs.
 
 
 1. Verify that the `cacerts` gets created on the cluster: