Prevent httpd binding to 0.0.0.0

Ensure apache is not listening to the Controller virtual IP to avoid a
clash with haproxy, this change is in place for source installations
but wasn't present for package installs.

Change-Id: I18479d3229f389ea9d4b2b8b4c29324712e040ac
Merge "Prevent httpd binding to 0.0.0.0"