Comment 4 for bug 1861685

Based on tht code
tripleo-heat-templates/ci/environments on  sceanrio10 took 12m19s
❯ git grep 'nova::compute::libvirt::services::libvirt_virt_type'
multinode-3nodes-registry.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu
multinode-containers.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu
ovb-ha.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu
scenario001-multinode-containers.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu
scenario002-multinode-containers.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu
scenario003-multinode-containers.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu
scenario004-multinode-containers.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu
scenario007-multinode-containers.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu
scenario010-multinode-containers.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu
scenario012-multinode-containers.yaml: nova::compute::libvirt::services::libvirt_virt_type: qemu

It is enabled in multinode jobs, I am not sure putting these setting in standalone is going to work.