Kubevirt开启debug

https://kubevirt.io/user-guide/operations/debug/#setting-verbosity-per-kubevirt-component

apiVersion: kubevirt.io/v1
kind: KubeVirt
metadata:
  name: kubevirt
  namespace: kubevirt
spec:
  configuration:
    developerConfiguration:
      logVerbosity:
        virtLauncher: 2
        virtHandler: 3
        virtController: 4
        virtAPI: 5
        virtOperator: 6