Fix exclusion of ha-guide
Fix exclusion of ha-guide

The section that is commented out should include the description of the
ha-guide, currently that line of text appears in the wrong context under
the Admin guide.

Change-Id: I0e960cf952b0cd9b2aea50c1bd9e3b09a1f26c05

openstack/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals