Update virtual-machine-scale-sets-mvss-guest-based-autoscale-linux.md

Author: mimckitt

articles/virtual-machine-scale-sets/virtual-machine-scale-sets-mvss-guest-based-autoscale-linux.md

@@ -5,7 +5,7 @@ author: ju-shim
 ms.author: jushiman
 ms.topic: how-to
 ms.service: virtual-machine-scale-sets
-ms.service: autoscale
+ms.subservice: autoscale
 ms.date: 04/26/2019
 ms.reviewer: avverma
 ms.custom: avverma