updated FQDN's to googleapis.com with a trailing dot (#2214)

Author: ericuldall

src/index.js

@@ -300,7 +300,7 @@ function Datastore(options) {
     return new Datastore(options);
   }
 
-  this.defaultBaseUrl_ = 'datastore.googleapis.com';
+  this.defaultBaseUrl_ = 'datastore.googleapis.com.';
   this.determineBaseUrl_(options.apiEndpoint);
 
   this.namespace = options.namespace;

src/v1/datastore_client.js

@@ -500,4 +500,4 @@ function DatastoreClientBuilder(gaxGrpc) {
 }
 module.exports = DatastoreClientBuilder;
 module.exports.SERVICE_ADDRESS = SERVICE_ADDRESS;
-module.exports.ALL_SCOPES = ALL_SCOPES;
+module.exports.ALL_SCOPES = ALL_SCOPES;

test/index.js

@@ -116,7 +116,10 @@ describe('Datastore', function() {
     });
 
     it('should set the default base URL', function() {
-      assert.strictEqual(datastore.defaultBaseUrl_, 'datastore.googleapis.com');
+      assert.strictEqual(
+        datastore.defaultBaseUrl_,
+        'datastore.googleapis.com.'
+      );
     });
 
     it('should set default API connection details', function(done) {