Update autoscale title

Author: sipastak

articles/virtual-desktop/autoscale-scaling-plan.md

@@ -8,7 +8,7 @@ ms.author: helohr
 manager: femila
 ms.custom: references_regions
 ---
-# Create an autoscale scaling plan for Azure Virtual Desktop
+# Create and assign an autoscale scaling plan for Azure Virtual Desktop
 
 Autoscale lets you scale your session host virtual machines (VMs) in a host pool up or down according to schedule to optimize deployment costs.