Install Guide: Fix ceilometer node install
Install Guide: Fix ceilometer node install

Fix typo, it's the compute node we install in
section_ceilometer-nova.xml.

Change-Id: Icb09a58d3b60cc6fb5ab1b7934fd572ad459b9cd
backport: havana
Closes-Bug: #1243361

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