Add steps to collect OCS must-gather in a disconnected environment. Reported by: kjosy https://access.redhat.com/documentation/en-us/red_hat_openshift_container_storage/4.6/html/troubleshooting_openshift_container_storage/downloading-log-files-and-diagnostic-information_rhocs#annotations:7bd09418-b4fe-4847-b52b-09a8f864a5e3