Validation.istio.io webhook not upgraded when upgrading to Istio 1.12.2

When upgrading to Istio 1.12.2, the validatingwebhookconfiguration ‘istiod-istio-system’ does not get updated. Here are its labels:

labels:
app: istiod
install.operator.istio.io/owning-resource: istio-control-default
install.operator.istio.io/owning-resource-namespace: istio-system
istio: istiod
istio.io/rev: default
operator.istio.io/component: Base
operator.istio.io/managed: Reconcile
operator.istio.io/version: 1.8.2
release: istio

Is this webhook necessary to keep around?