Remove version arg from updated ironic calls
Remove version arg from updated ironic calls

Based upon discusison and feedback in change
I783fd47db368035d283b4984e4daacf9dc4ac4bd,
I am removing the ability for the caller to
specify the version, as it is not presently
needed.

Change-Id: I14866a407f17849a6699c128ec999a9c71143e4c

openstack-infra/shade,openstack-infra/shade