feat: add more AWS Fargate regions (#3522)

Author: hassy

packages/artillery/lib/platform/aws-ecs/legacy/util.js

@@ -17,6 +17,8 @@ const supportedRegions = [
   'us-east-2',
   'us-west-1',
   'us-west-2',
+  'us-gov-east-1',
+  'us-gov-west-1',
   'ca-central-1',
   'eu-west-1',
   'eu-west-2',
@@ -30,7 +32,10 @@ const supportedRegions = [
   'ap-southeast-2',
   'ap-northeast-1',
   'me-south-1',
-  'sa-east-1'
+  'il-central-1',
+  'sa-east-1',
+  'cn-north-1',
+  'cn-northwest-1'
 ];
 
 const getAccountId = require('../../aws/aws-get-account-id');