Added CQ team as OWNERS for CQ-related stuff in depot_tools

Added CQ team as OWNERS for CQ-related stuff in depot_tools

TBR=pgervais@chromium.org
R=akuegel@chromium.org, tandrii@chromium.org, phajdan.jr@chromium.org

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=295718

[Sergiy Byelozyorov, 2015-06-16 08:35:48]

sergiyb@chromium.org changed reviewers:
+ phajdan.jr@chromium.org, tandrii@chromium.org

[Adrian Kuegel, 2015-06-16 08:37:26]

lgtm

[Paweł Hajdan Jr., 2015-06-16 08:37:46]

LGTM, nice cleanup

Consider extracting the OWNERS changes to another CL, they don't seem that
closely related to other changes. Up to you.

[tandrii(chromium), 2015-06-16 08:38:19]

lgtm

[Sergiy Byelozyorov, 2015-06-17 11:43:18]

The CQ bit was checked by sergiyb@chromium.org

[Sergiy Byelozyorov, 2015-06-17 11:43:18]

The patchset sent to the CQ was uploaded after l-g-t-m from
phajdan.jr@chromium.org, akuegel@chromium.org, tandrii@chromium.org
Link to the patchset: https://codereview.chromium.org/1183363002/#ps60001
(title: "Just add OWNERS, split commit_queue changes to a separate CL")

[commit-bot: I haz the power, 2015-06-17 11:43:26]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1183363002/60001

[commit-bot: I haz the power, 2015-06-17 11:45:14]

Committed patchset #4 (id:60001) as
http://src.chromium.org/viewvc/chrome?view=rev&revision=295718