Update use-spot.md

-------
cc: @cynthn

Author: mimckitt

articles/virtual-machine-scale-sets/use-spot.md

@@ -2,11 +2,14 @@
 title: Create a scale set that uses Azure Spot VMs 
 description: Learn how to create Azure virtual machine scale sets that use Spot VMs to save on costs.
 author: cynthn
+ms.author: cynthn
+ms.topic: how-to
 ms.service: virtual-machine-scale-sets
-ms.workload: infrastructure-services
-ms.topic: article
+ms.subservice: spot
 ms.date: 03/25/2020
-ms.author: cynthn
+ms.reviewer: jagaveer
+ms.custom: jagaveer
+
 ---
 
 # Azure Spot VMs for virtual machine scale sets