Prefer docker in setup_robot.sh
Prefer docker in setup_robot.sh

crictl pull doesn't work in the postsubmit test in our CI environment.

Fixes b/201383981.

Change-Id: Ifa1b175aecba75295a07c88e2bcd018bb327c55d
GitOrigin-RevId: c2f1500d6ccc00fdd7d324b8f925b2d38f2024b1

googlecloudrobotics/core,googlecloudrobotics/core,googlecloudrobotics/core