Updated openstack/openstack
Project: openstack/python-novaclient  5a1df33b75c1df52f0b27345ac1f4edf0d845f92
null
Fix name arg help for volume-type-create

Similar to change I10b1bd6d but for help on an argument rather than the
command itself.

Closes-Bug: #1304570

Change-Id: I4f08ffb6af248ccd7446012765d17c41567f4b38