Fix Readme
Fix Readme

Signed-off-by: Emilien Macchi <d605a501dec15c980af71d9dfebf4b595ab6da1f@enovance.com>

rdo-puppet-modules/puppet-ironic,fuel-infra/puppet-ironic,trown/puppet-ironic,fuel-infra/puppet-ironic,openstack/puppet-ironic,JioCloud/puppet-ironic,toby82/puppet-ironic,rdo-puppet-modules/puppet-ironic,openstack/puppet-ironic,openstack/puppet-ironic,varunarya10/puppet-ironic,redhat-cip/puppet-ironic,trown/puppet-ironic,toby82/puppet-ironic,fuel-infra/puppet-ironic,trown/puppet-ironic