google-osconfig-agent: add no_ssh.sh

This script will be called by a guest
policy if the user wants to disable ssh.

BUG=b/168246393
TEST=presubmit and tested with guest policy.
RELEASE_NOTE=None

Change-Id: I5cbd0d8bbedfc4f91e1b0ad138b50540a5a37a02
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/8342
Reviewed-by: Roy Yang <royyang@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
3 files changed