fix typo

Author: mcalhoun

resources/exclusions.go

@@ -1,18 +1,18 @@
 package resources
 
 // As of 4/6/16, these AWS regions do not support the NAT Gateway service.
-const REGIONS_WITHOUT_NAT_GATEWAY_SUPPORT = []string{
+var REGIONS_WITHOUT_NAT_GATEWAY_SUPPORT = []string{
 	"eu-central-1",
 	"ap-northeast-2",
 	"sa-east-1",
 }
 
 // As of 6/9/16, these AWS regions do not support t2.nano instances
-const REGIONS_WITHOUT_T2_NANO = []string{
+var REGIONS_WITHOUT_T2_NANO = []string{
 	"ap-southeast-2",
 }
 
-const REGIONS_WITHOUT_ECS_SUPPORT = []string{
+var REGIONS_WITHOUT_ECS_SUPPORT = []string{
 	"ap-northeast-2",
 	"sa-east-1",
 }