Fix awaiting 4.5.z stream to open.
Awaiting cherry-pick approval.
Tested on OCP 4.5 cluster with payload 4.5.0-0.nightly-2020-08-08-162221. Create namespace, in label fields, paste "openshift.io/run-level: '1'", text will turn to red, changed to "openshift.io/run-level=1", text turns to green. The bug is fixed.
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 (OpenShift Container Platform 4.5.6 bug fix 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/RHBA-2020:3330