Typo in AppEngine/Resify Readme

[averikitsch]

In nodejs-docs-samples/appengine/restify/README.md, weird note for link:
"EDIT ON GITHUB REPORT ISSUE PAGE HISTORY
Run Restify.js on Google App Engine Flexible Environment"

[JustinBeckwith]

Greetings, and thanks for the report! I just took a look, and this appears to be cleaned up :) Please do let us know if you have any problems!