Add dev docs redirect for sahara client too
Add dev docs redirect for sahara client too

Change-Id: I860e2806cad9e0b62e35cfe297ff3e8a82ea6a6f

openstack/openstack-manuals,gongysh2004/openstack-manual,gongysh2004/openstack-manual,kairoaraujo/openstack-manuals,openstack/openstack-manuals,kairoaraujo/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,potsmaster/openstack-manuals,saeki-masaki/openstack-manuals,openstack/openstack-manuals,saeki-masaki/openstack-manuals,potsmaster/openstack-manuals,openstack/openstack-manuals,Akasurde/openstack-manuals,Akasurde/openstack-manuals