Updated openstack/openstack
Project: openstack/cliff  f6e9bbd99259de2a0983fd2444e5c8a897d54b95

print the real error cmd argument

the find_command in cliff commandmanager will loop all the arguments, but the
name of the real one should be output with ValueError in a special case.

Change-Id: Ia5aefeb1e1689467cad652eb13cd911dad64184b
Closes-Bug: 1387538