/usr/share/openvswitch/scripts/ is in openvswitch-common 2.9.2-0ubuntu0.18.04.3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/openvswitch/scripts/ovs-bugtool-daemons-ver
/usr/share/openvswitch/scripts/ovs-bugtool-fdb-show
/usr/share/openvswitch/scripts/ovs-bugtool-get-dpdk-nic-numa
/usr/share/openvswitch/scripts/ovs-bugtool-ovs-appctl-dpif
/usr/share/openvswitch/scripts/ovs-bugtool-ovs-bridge-datapath-type
/usr/share/openvswitch/scripts/ovs-bugtool-ovs-ofctl-loop-over-bridges
/usr/share/openvswitch/scripts/ovs-bugtool-ovs-vswitchd-threads-affinity
/usr/share/openvswitch/scripts/ovs-bugtool-qos-configs
/usr/share/openvswitch/scripts/ovs-bugtool-tc-class-show
/usr/share/openvswitch/scripts/ovs-lib