pkg/util/k8sutil/k8sutil.go: Fix a typo: Lable -> Label. (#1799)
pkg/util/k8sutil/k8sutil.go: Fix a typo: Lable -> Label. (#1799)


coreos/etcd-operator,hongchaodeng/etcd-operator,hongchaodeng/etcd-operator,coreos/etcd-operator