Check for word boundaries around net interface name
Check for word boundaries around net interface name

Closes-Bug: #1617131
Change-Id: I9b962e2018173564eb0c35f88f16150944a08882

os-cloud/openstack-ansible-lxc_hosts,openstack/openstack-ansible-lxc_hosts,os-cloud/openstack-ansible-lxc_hosts,openstack/openstack-ansible-lxc_hosts