Default to CRI-O

[garywong-bc]

This means docker images no longer need customization for random uid/gid in /etc/passwd. CRI-O supports the insertion of random user IDs into the container’s /etc/passwd, so changing it’s permissions should never be required.

RocketChat Reference(s):

• https://chat.pathfinder.gov.bc.ca/channel/devops-ocp4-migration?msg=d6GKBSnx6DqezzJHe
• https://chat.pathfinder.gov.bc.ca/channel/devops-ocp4-migration?msg=BAa9mMjPqsrT5uyGd

For further details:

• https://access.redhat.com/articles/4859371