Remove ms.subservice = billing paired with ms.service = virtual-machines. Replaced by ms.subservice = billing paired with ms.service = azure-virtual-machines

Author: Docs Allowlist Management

articles/virtual-machines/prepay-reserved-vm-instances.md

@@ -3,7 +3,7 @@ title: Prepay for Azure virtual machines to save money
 description: Learn how to buy Azure Reserved Virtual Machine Instances to save on your compute costs.
 author: vikramdesai01
 manager: vikramdesai01
-ms.service: virtual-machines
+ms.service: azure-virtual-machines
 ms.subservice: billing
 ms.topic: conceptual
 ms.date: 01/09/2023