message: docs(hapi): fix parens in example code
diff: @@ -30,7 +30,7 @@ server.route({
  hapiEngine({
  req
  }).then(html => reply(html))
  - .then(err => reply(boom.wrap(err));
  + .then(err => reply(boom.wrap(err)));
  }
  });
  @@ -47,7 +47,7 @@ const hapiEngine = ngHapiEngine({
  providers: [
  ServerService
  ]
  -}));
  +});
  ```
  ## Advanced Usage
  @@ -68,7 +68,7 @@ server.route({
  ],
  req
  }).then(html => reply(html))
  - .then(err => reply(boom.wrap(err));
  + .then(err => reply(boom.wrap(err)));
  }
  });
  ```
  