[gclient] Specify which DEPS is still using `use_relative_hooks`.
[gclient] Specify which DEPS is still using `use_relative_hooks`.

Bug:1107325, 1340011
Change-Id: I90bce90cba2ccf2a37b703b9bad49b5f79cfde33
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/3738359
Reviewed-by: Aravind Vasudevan <dbe94b625b74f03bb5e24a737a4f1e15753433de@google.com>
Commit-Queue: Joanna Wang <bc6dfeb40460aa87d922e00661e02afbab58c45b@chromium.org>

CoherentLabs/depot_tools,CoherentLabs/depot_tools