Update site_logs to use logs.o.o DNS
Update site_logs to use logs.o.o DNS

Switch to use logs.o.o fqdn for site_logs. This help with readability
in the output of ansible and future proof if we move away from
static.o.o server.

Change-Id: If9e87e311cc7f641d6a9555df8c862536905cd01
Signed-off-by: Paul Belanger <e7139c8e6c4ea75cc1c287ce081b2dc0f3ab39ec@redhat.com>

openstack-infra/project-config,openstack-infra/project-config