tidb operator由v1.1.1升级到最新的版本发现报错“failed to upgrade: Upgrader: found 12 Advanced StatefulSets owned by TidbCluster, the operator cann't run with AdvancedStatefulSet feature disabled”

原因类似 https://docs.pingcap.com/zh/tidb-in-kubernetes/stable/canary-upgrade-tidb-operator#第-2-步部署灰度的-tidb-operator 里关于 增强型 StatefulSet 的说明