cros-test: add hostinfo parsing for tauto

BUG=b:224805196
TEST=cq, unittest

Cq-Depend: chromium:3543675
Change-Id: I29e539b8801aaeb12a2dfc1560a40e4b52a16a79
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/3536931
Reviewed-by: Seewai Fu <seewaifu@google.com>
Tested-by: Derek Beckett <dbeckett@chromium.org>
Auto-Submit: Derek Beckett <dbeckett@chromium.org>
4 files changed