Update python-xxxclient for python-openstackclient

Add ironic-inspector- zaqar
Remove mistral sahara
   (with these plugin openstack CLI failed to execute)
Remove space from list equation (since space is not allowed)

Change-Id: I3d748d73c8d560cdbd5be3ebc7ff1f4e1ee5f942

bin/doc-tools-update-cli-reference

@@ -56,7 +56,7 @@ fi
 # python-openstackclient has plugin interface.
 # It needs to install plugin packages
 # (i.e. python-ironicclient).
-osc_plugins = (congress cue designate ironic heat mistral sahara tuskar)
+osc_plugins=(congress cue designate ironic heat ironic-inspector- tuskar zaqar)
 if [[ $project == 'openstack' ]]; then
     for p in "${osc_plugins[@]}"
     do