I feel like a PRESUBMIT owner now and this makes it official.

Bug: 1309977
Change-Id: I38356bc52c8d03d93c4ec42e4952b5872b31a79a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/3589901Reviewed-by: Aravind Vasudevan <aravindvasudev@google.com>
Commit-Queue: Bruce Dawson <brucedawson@chromium.org>