audit.Event.ObjectRef.APIVersion currently holds both the the API group and
version, separated by a /. This change break these out into separate fields.
This is part of:
https://github.com/kubernetes/kubernetes/issues/48561
Kubernetes-commit: c57eebfe2f8d36361d510f0afd926777a44cccd2
This is an error import by me:
https://github.com/kubernetes/kubernetes/pull/49115
We need to fuzz other parts of Event with random value, otherwise
this round trip test will not make too much sense.
@sttts @ericchiang
Kubernetes-commit: f2ec610455f3756afebfcbd99c108abc86a5015d
Dr. Stefan Schimanski
Cao Shufeng