The report policy event with empty status

[yanmxa]

When I get the events of the replicated policy, the compliance status from the event message might be empty sometimes.

kubectl get events --field-selector involvedObject.name=$policyname -A
NAMESPACE               LAST SEEN   TYPE     REASON             OBJECT                                           MESSAGE
clc-iks-589-l4yym-iks   143m        Normal   PolicyStatusSync   policy/post-upgrade-policy.post-upgrade-policy   Policy post-upgrade-policy.post-upgrade-policy status was updated to  in cluster namespace clc-iks-589-l4yym-iks
clc-iks-589-l4yym-iks   143m        Normal   PolicyStatusSync   policy/post-upgrade-policy.post-upgrade-policy   Policy post-upgrade-policy.post-upgrade-policy status was updated to NonCompliant in cluster namespace clc-iks-589-l4yym-iks
clc-iks-589-l4yym-iks   142m        Normal   PolicyStatusSync   policy/post-upgrade-policy.post-upgrade-policy   Policy post-upgrade-policy.post-upgrade-policy status was updated to NonCompliant in cluster namespace clc-iks-589-l4yym-iks
clc-iks-589-l4yym-iks   142m        Normal   PolicyStatusSync   policy/post-upgrade-policy.post-upgrade-policy   Policy post-upgrade-policy.post-upgrade-policy status was updated to NonCompliant in cluster namespace clc-iks-589-l4yym-iks
clc-iks-589-l4yym-iks   142m        Normal   PolicyStatusSync   policy/post-upgrade-policy.post-upgrade-policy   Policy post-upgrade-policy.post-upgrade-policy status was updated to NonCompliant in cluster namespace clc-iks-589-l4yym-iks
clc-iks-589-l4yym-iks   28m         Normal   PolicyStatusSync   policy/post-upgrade-policy.post-upgrade-policy   Policy post-upgrade-policy.post-upgrade-policy status was updated to  in cluster namespace clc-iks-589-l4yym-iks
clc-iks-589-l4yym-iks   28m         Normal   PolicyStatusSync   policy/post-upgrade-policy.post-upgrade-policy   Policy post-upgrade-policy.post-upgrade-policy status was updated to NonCompliant in cluster namespace clc-iks-589-l4yym-iks