[www] fix Identity and Networking library descriptions
[www] fix Identity and Networking library descriptions

Change-Id: I2af13c8e3571700f496eddc9f366e5c36e2ab967

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