params: add lb params
params: add lb params

Prophidys/puppet-openstack-cloud,redhat-cip/puppet-openstack-cloud,Prophidys/puppet-openstack-cloud,redhat-cip/puppet-openstack-cloud,gwdg/puppet-openstack-cloud,redhat-cip/puppet-openstack-cloud,gwdg/puppet-openstack-cloud,gwdg/puppet-openstack-cloud,goneri/puppet-openstack-cloud,gwdg/puppet-openstack-cloud,goneri/puppet-openstack-cloud,Prophidys/puppet-openstack-cloud