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

Author: AWS

.changes/next-release/feature-AmazonRoute53-5f81fff.json

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

services/route53/src/main/resources/codegen-resources/service-2.json

@@ -5,11 +5,13 @@
     "endpointPrefix":"route53",
     "globalEndpoint":"route53.amazonaws.com",
     "protocol":"rest-xml",
+    "protocols":["rest-xml"],
     "serviceAbbreviation":"Route 53",
     "serviceFullName":"Amazon Route 53",
     "serviceId":"Route 53",
     "signatureVersion":"v4",
-    "uid":"route53-2013-04-01"
+    "uid":"route53-2013-04-01",
+    "auth":["aws.auth#sigv4"]
   },
   "operations":{
     "ActivateKeySigningKey":{