Merge commit '94ea2885c6e869137a653ddb79e54cc7b8f3226b' into master

Update cros-sdk to version 13729.0.0

Resolved conflicts in the md5-cache by running:
  egencache --repo portage-stable --update

BUG=b/177232752
TEST=local build-executor run with lakitu, kumo, anthos-amd64-vsphere
RELEASE_NOTE=None

Signed-off-by: Robert Kolchmeyer <rkolchmeyer@google.com>
Change-Id: I86629e2c2620974fb0e6014ab1e8e3aced03bbe9