Fix cleaning documents
Fix cleaning documents

Field <node> is missing in CLI example, this patch will make it right.

Change-Id: I3d08319e2c1a09fcbf96800eaee9560fb9fe40e5

SauloAislan/ironic,pshchelo/ironic,openstack/ironic,openstack/ironic,pshchelo/ironic,SauloAislan/ironic