[admin-guide]Fix the incorrect newline character
[admin-guide]Fix the incorrect newline character

Change-Id: I05b116ab9df49ca19fcb0f7e81edf3cedaa241f4
Closes-Bug: #1577353

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