CI is failing after cgroupv1 was disabled

- `pull-npd-e2e-kubernetes-gce-ubuntu`: https://prow.k8s.io/view/gs/kubernetes-ci-logs/pr-logs/pull/node-problem-detector/1159/pull-npd-e2e-kubernetes-gce-ubuntu/1980383503690240000 - `pull-npd-e2e-kubernetes-gce-ubuntu-custom-flags`: https://prow.k8s.io/view/gs/kubernetes-ci-logs/pr-logs/pull/node-problem-detector/1159/pull-npd-e2e-kubernetes-gce-ubuntu-custom-flags/1980383503795097600 ``` Oct 20 21:24:39.712480 e2e-80d4170f39-80e1a-minion-group-0l2l kubelet[9413]: E1020 21:24:39.706440 9413 run.go:72] "command failed" err="failed to validate kubelet configuration, error: kubelet is configured to not run on a host using cgroup v1. cgroup v1 support is unsupported and will be removed in a future release, path: &TypeMeta{Kind:,APIVersion:,}" ```