Use immediate watcher in serverless blog cookbook post (#2051) (#1607)
Use immediate watcher in serverless blog cookbook post (#2051) (#1607)

* Use immediate watcher in serverless blog cookbook post

Since the same method gets called in the created hook, we can
add the immediate property to the watcher and remove the hook.

* Remove unnecessary explanation in serverless blog recipe
vuejs/jp.vuejs.org,vuejs/jp.vuejs.org