move ubuntu18 to CI part2
move ubuntu18 to CI part2

kubernetes-sigs/kubespray,Atoms/kubespray,kubernetes-incubator/kargo,kubernetes-sigs/kubespray,kubespray/kargo,Atoms/kubespray,kubernetes-incubator/kubespray,Atoms/kubespray,insequent/kargo,kubernetes-sigs/kubespray,insequent/kargo,kubernetes-sigs/kubespray,kubernetes-incubator/kargo,kubernetes-incubator/kubespray,kubespray/kargo,Atoms/kubespray