The original BZ required api version 0.18.6, but there was higher version 0.18.9 already. So the change in PR isn't really relevant to original BZ, however it bumps up the version to k8s.io/api v0.20.0 and it looks fine.
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