docs: It's rsync_project not rysnc_project

Author: kylef

docs/howto/static-files.txt

@@ -424,7 +424,7 @@ Here's how this might look in a fabfile::
  @roles('static')
  def deploy_static():
  local('./manage.py collectstatic')
- project.rysnc_project(
+ project.rsync_project(
  remote_dir = env.remote_static_root,
  local_dir = env.local_static_root,
  delete = True