(Azure CXP) resolves MicrosoftDocs/azure-docs#51610

updated the kubectl apply -f cluster-issuer.yaml --namespace ingress-basic to kubectl apply -f cluster-issuer.yaml

Author: VikasPullagura-MSFT

articles/aks/ingress-tls.md

@@ -161,7 +161,7 @@ spec:
 To create the issuer, use the `kubectl apply` command.
 
 ```console
-kubectl apply -f cluster-issuer.yaml --namespace ingress-basic
+kubectl apply -f cluster-issuer.yaml
 ```
 
 ## Run demo applications