Amazon Route 53 Domains Update: Add v2 smoke tests and smithy smokeTests trait for SDK testing.

Author: AWS

.changes/next-release/feature-AmazonRoute53Domains-0a2b726.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "Amazon Route 53 Domains",
+    "contributor": "",
+    "description": "Add v2 smoke tests and smithy smokeTests trait for SDK testing."
+}

services/route53domains/src/main/resources/codegen-resources/service-2.json

@@ -5,11 +5,13 @@
     "endpointPrefix":"route53domains",
     "jsonVersion":"1.1",
     "protocol":"json",
+    "protocols":["json"],
     "serviceFullName":"Amazon Route 53 Domains",
     "serviceId":"Route 53 Domains",
     "signatureVersion":"v4",
     "targetPrefix":"Route53Domains_v20140515",
-    "uid":"route53domains-2014-05-15"
+    "uid":"route53domains-2014-05-15",
+    "auth":["aws.auth#sigv4"]
   },
   "operations":{
     "AcceptDomainTransferFromAnotherAwsAccount":{