[autotest] Grant chromeos-testing access to cautotest

gsso grant access based on cdb group. Since all the vendors
are on group chromeos-testing. Grant this group should
give our vendors access.

TEST=None
BUG=chromium:548029

Change-Id: Icf34c47484852469706be333aa165f2795b3a6be
Reviewed-on: https://chromium-review.googlesource.com/313647
Commit-Ready: Fang Deng <fdeng@chromium.org>
Tested-by: Fang Deng <fdeng@chromium.org>
Reviewed-by: Dan Shi <dshi@chromium.org>
1 file changed