Update yapf version 0.22 -> 0.24
Update yapf version 0.22 -> 0.24

0.24 has just been uploaded see bug.

Bug: 890349
Change-Id: Ice1e0c54d3fb60c0da5fde14aafae20c3ac449ce
Reviewed-on: https://chromium-review.googlesource.com/c/1261756
Reviewed-by: Robbie Iannucci <40f3d43a28ebae3cb819288542e1c84d73d962d5@chromium.org>
Commit-Queue: Aiden Benner <21e90e70e311071670c7f6be71b692173e85dbc0@google.com>

CoherentLabs/depot_tools,CoherentLabs/depot_tools