Update configure-customer-managed-keys.md

Author: suzizuber

articles/azure-vmware/configure-customer-managed-keys.md

@@ -146,6 +146,9 @@ Navigate to your **Azure Key Vault** and provide access to the SDDC on Azure Key
     > [!IMPORTANT]
     > If you want to select a specific key version instead of the automatically selected latest version, you'll need to specify the key URI with key version. This will affect the CMK key version life cycle.
 
+    > [!NOTE]
+    > The Azure key vault Managed HSM option is only supported with the Key URI option.
+
 1. Select **Save** to grant access to the resource.
 
 # [Azure CLI](#tab/azure-cli)