delete lease on cleanup (#4079)

Signed-off-by: zhangzujian <zhangzujian.7@gmail.com>

dist/images/cleanup.sh

@@ -192,6 +192,8 @@ kubectl delete --ignore-not-found sa ovn ovn-ovs kube-ovn-cni kube-ovn-app -n ku
 kubectl delete --ignore-not-found clusterrole system:ovn system:ovn-ovs system:kube-ovn-cni system:kube-ovn-app
 kubectl delete --ignore-not-found clusterrolebinding ovn ovn ovn-ovs kube-ovn-cni kube-ovn-app
 
+kubectl delete --ignore-not-found -n kube-system lease kube-ovn-controller
+
 # Remove annotations in all pods of all namespaces
 for ns in $(kubectl get ns -o name | awk -F/ '{print $2}'); do
   echo "annotating pods in namespace $ns"