Cap ansible <2.4.0
Cap ansible <2.4.0

Ansible 2.4.0 introduced new ansible.cfg handling, for now cap until
we can reworking out testing.

Change-Id: I8a4d773b6641d8a4219a42502aac95ced8ea5f27
Depends-On: I31ec5776b3769fcd9b9cb173e9e803fa61cdeacb
Depends-On: Ia6f0037678e537a4dd5e08eaa02887b55ed82deb
Signed-off-by: Paul Belanger <e7139c8e6c4ea75cc1c287ce081b2dc0f3ab39ec@redhat.com>

openstack/ansible-role-nodepool,openstack/ansible-role-nodepool