Update redux example generator spec

Author: nostophilia

spec/react_on_rails/support/shared_examples/react_with_redux_generator_examples.rb

@@ -7,7 +7,7 @@
     %w(client/app/bundles/HelloWorld/actions/helloWorldActionCreators.jsx
        client/app/bundles/HelloWorld/containers/HelloWorld.jsx
        client/app/bundles/HelloWorld/constants/helloWorldConstants.jsx
-       client/app/bundles/HelloWorld/reducers/helloWorldReducer.jsx
+       client/app/bundles/HelloWorld/reducers/person.jsx
        client/app/bundles/HelloWorld/reducers/index.jsx
        client/app/bundles/HelloWorld/store/helloWorldStore.jsx
        client/app/bundles/HelloWorld/startup/HelloWorldApp.jsx).each { |file| assert_file(file) }