Modify 79 characters issue in network advanced feature
Modify 79 characters issue in network advanced feature

Change-Id: I91a39b765d5d7f3280af2a8d1a4e4a89a742ca62

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