Test kubernetes-nmstate upgrade

[rhrazdil]

What happened:
We've experienced hitting an issue on knmstate upgrade, that was introduced by knmstate dependency.
We should test upgrades don't break policies that are already deployed in the cluster, and that these re-reconcile successfully.

What you expected to happen:

How to reproduce it (as minimally and precisely as possible):

Anything else we need to know?:

Environment:

• NodeNetworkState on affected nodes (use kubectl get nodenetworkstate <node_name> -o yaml):
• Problematic NodeNetworkConfigurationPolicy:
• kubernetes-nmstate image (use kubectl get pods --all-namespaces -l app=kubernetes-nmstate -o jsonpath='{.items[0].spec.containers[0].image}'):
• NetworkManager version (use nmcli --version)
• Kubernetes version (use kubectl version):
• OS (e.g. from /etc/os-release):
• Others: