Temporarily blacklist falco binhosts

The falco PFQ is temporarily unusable due to the freon transition.

BUG=chromium:454515
TEST=ran setup_board --board falco
CQ-DEPEND=CL:245592

Change-Id: Ia59f64f655892646894d6028551f292d555a9280
Reviewed-on: https://chromium-review.googlesource.com/252263
Reviewed-by: David James <davidjames@chromium.org>
Tested-by: Michael Spang <spang@chromium.org>
Commit-Queue: Michael Spang <spang@chromium.org>
Trybot-Ready: Michael Spang <spang@chromium.org>
(cherry picked from commit db464c2ce15006ba11a358d505ef40e11e2df748)
Reviewed-on: https://chromium-review.googlesource.com/255914
Reviewed-by: Michael Spang <spang@chromium.org>
1 file changed