Those shard configs should stay in sync with master builders.

NOTRY=true
TBR=sergiyb@chromium.org

Change-Id: I083a4eed8ded884ad8345ba65153f424c9f0ef2f
Reviewed-on: https://chromium-review.googlesource.com/c/1475536Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59737}