[JIRA] (OVIRT-2744) Ugprade oVirt's OpenShift instance to OKD 4.x

Ugprade oVirt's OpenShift instance to OKD 4.x --------------------------------------------- Key: OVIRT-2744 URL: https://ovirt-jira.atlassian.net/browse/OVIRT-2744 Project: oVirt - virtualization made easy Issue Type: New Feature Components: OpenShift Reporter: Barak Korren Assignee: Evgheni Dereveanchin Reasons to do this: * Automated OKD upgrades * Support for OpenShift pipelines (Knative/Tekton) Issues we need to solve: * The OS for the OKD nodes (CentOS CoreOS 8.x not release yet) * OKD Installer support for oVirt ([~rgolan(a)redhat.com]'s patches not merged & released yet)