Updating app configuration availability zones list

This change adds Switzerland North and US Gov Virginia to the table of AZ-ready regions.

Author: albertofori

includes/azure-app-configuration-availability-zones.md

@@ -15,7 +15,8 @@ Following are regions where App Configuration has enabled availability zone supp
 | Canada Central   | Germany West Central | UAE North     |        | Central India  |
 | Central US       | North Europe         |               |        | Japan East     |
 | East US          | Norway East          |               |        | Korea Central  |
-| East US 2        | UK South             |               |        | Southeast Asia |
-| South Central US | West Europe          |               |        | East Asia      |
-| West US 2        | Sweden Central       |               |        | China North 3  |
-| West US 3        | Poland Central       |               |        |                |
+| East US 2        | Poland Central       |               |        | Southeast Asia |
+| South Central US | Sweden Central       |               |        | East Asia      |
+| US Gov Virginia  | Switzerland North    |               |        | China North 3  |
+| West US 2        | UK South             |               |        |                |
+| West US 3        | West Europe          |               |        |                |