Stop configuring '[DEFAULT] use_neutron' for nova

This has now been removed and even prior to removal defaulted to True.

Change-Id: I847a873d833a4dbee96afa1d2726fea2b8045eeb
Signed-off-by: Stephen Finucane <sfinucan@redhat.com>

Author: stephenfin

lib/neutron

@@ -354,7 +354,6 @@ function configure_neutron_rootwrap {
 # if not passed $NOVA_CONF is used.
 function configure_neutron_nova_new {
     local conf=${1:-$NOVA_CONF}
-    iniset $conf DEFAULT use_neutron True
     iniset $conf neutron auth_type "password"
     iniset $conf neutron auth_url "$KEYSTONE_SERVICE_URI"
     iniset $conf neutron username neutron

lib/neutron-legacy

@@ -373,7 +373,6 @@ function configure_mutnauq {
 
 function create_nova_conf_neutron {
     local conf=${1:-$NOVA_CONF}
-    iniset $conf DEFAULT use_neutron True
     iniset $conf neutron auth_type "password"
     iniset $conf neutron auth_url "$KEYSTONE_AUTH_URI"
     iniset $conf neutron username "$Q_ADMIN_USERNAME"