updated identity creation origin

Author: Nickomang

articles/aks/csi-secrets-store-identity-access.md

@@ -166,7 +166,7 @@ Before you begin, you must have the following prerequisites:
 
 ## Access with a user-assigned managed identity
 
-1. Access your key vault using the [`az aks show`][az-aks-show] command and the user-assigned managed identity you created when you [enabled a managed identity on your AKS cluster][use-managed-identity].
+1. Access your key vault using the [`az aks show`][az-aks-show] command and the user-assigned managed identity created by the add-on when you [enabled a managed identity on your AKS cluster][use-managed-identity].
 
     ```azurecli-interactive
     az aks show -g <resource-group> -n <cluster-name> --query addonProfiles.azureKeyvaultSecretsProvider.identity.clientId -o tsv