support microovn installed after openstack-hypervisor#171

gboutry merged 2 commits intocanonical:stable/2024.1canonical/snap-openstack-hypervisor:stable/2024.1from

hemanthnakkina:microovn-delay-ocs-start-stable-2024.1hemanthnakkina/snap-openstack-hypervisor:microovn-delay-ocs-start-stable-2024.1Copy head branch name to clipboard