[www] update .htaccess file to redirect to the Liberty documents
[www] update .htaccess file to redirect to the Liberty documents

Change-Id: If4b54450fb63c8bfe9001c1353ebda704d15845d

openstack/openstack-manuals,openstack/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,openstack/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,openstack/openstack-manuals