Since currently NM does not support priority between nmconnections, we need to remove default.nmconnection file from the NM work directory
This was tested in both ipv6 and ipv4 environments and passes assisted-service: quay.io/ocpmetal/assisted-service@sha256:99fdf75ff8ad3a607d49e0ae15230add468d5088bef35926670ed1f47f492216
This is a WA for the real NM issue, the original bug is https://bugzilla.redhat.com/show_bug.cgi?id=1959961
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 4.8.2 bug fix and security 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-2021:2438
adding the GH pr for future reference