Test Parallel node upgrade from https://docs.google.com/document/d/11MT2DQWmEzy3Swg97pZ58hSXTstWVWQlK7kw4ysOi3k/edit?tab=t.0
Create machinepool with parameters:
autoscaling:
maxReplicas: 6
minReplicas: 4
updateConfig:
rollingUpdate:
maxUnavailable: 3
maxSurge: 1