Increase bluebox to 27 nodes
Increase bluebox to 27 nodes

We have a /27 so this is pretty close to our max based our our
current ip limit.

Change-Id: Ia426e1f09b03e2d624c1ad0dba6c836099ba4546

openstack-infra/project-config,noorul/os-project-config,openstack-infra/project-config,noorul/os-project-config,Tesora/tesora-project-config,dongwenjuan/project-config,dongwenjuan/project-config,Tesora/tesora-project-config