Update articles/azure-arc/data/deploy-active-directory-sql-managed-instance.md

Author: MikeRayMSFT

articles/azure-arc/data/deploy-active-directory-sql-managed-instance.md

@@ -93,7 +93,7 @@ the Active Directory domain and provide to the deployment.
 
 6. Generate a keytab file containing entries for the account and SPNs
 
-   For SQL Managed Instance to be able to authenticate itself to Active Directory and accept authentication from Active Directory users, provide a keytab file.
+   For SQL Managed Instance to be able to authenticate itself to Active Directory and accept authentication from Active Directory users, provide a keytab file using a Kubernetes secret.
 
    using a Kubernetes secret.