Linting task should lint this role and all dependencies
Linting task should lint this role and all dependencies

This is a common pattern in many other independent role
repositories and should be consistent across all of them.

Change-Id: I8ca656ceebf04aade2b3e9a677cf2ccd2c52f388

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