Description of problem: Os field should be disabled when creating a vm from a template, as a result of this discussion https://github.com/openshift/console/pull/7728#discussion_r552678465
verified on latest ocp 4.7
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: OpenShift Container Platform 4.7.0 security, bug fix, and enhancement update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2020:5633