老师,helm安装prometheus-operator,当执行 helm install ./prometheus-operator/ --name imooc-prom --namespace monitoring这个语句时,报了如下错误,Error: validation failed: [unable to recognize “”: no matches for kind “Alertmanager” in version “monitoring.coreos.com/v1”, unable to recognize “”: no matches for kind “Prometheus” in version “monitoring.coreos.com/v1”, unable to recognize “”: no matches for kind “PrometheusRule” in version “monitoring.coreos.com/v1”, unable to recognize “”: no matches for kind “PrometheusRule” in version “monitoring.coreos.com/v1”, unable to recognize “”: no matches for kind “PrometheusRule” in version “monitoring.coreos.com/v1” 网上查了好久也没找到解决方案,老师能帮我排查下原因吗?