Exclude broken ironicclient versions 2.7.1
Exclude broken ironicclient versions 2.7.1

Depends-On:https://review.opendev.org/#/c/659612/
Change-Id: I832fa869ec1eee4ab616d1f205a416cbc61f816a

openstack/neutron,mahak/neutron,openstack/neutron,mahak/neutron,mahak/neutron,openstack/neutron