Most of our playbooks already leverage haproxy_endpoint_manage role which aims to manage haproxy endpoints. With that it makes sense to leverage the same role by set_haproxy_backends_state playbook which should ensure variables and parameters being respected consistently. Change-Id: Iade16dc168f516e663ff1e0b79789312abba9cbf Signed-off-by: Dmitriy Rabotyagov <dmitriy.rabotyagov@cleura.com>