Added rule to neutron policy.json
Added rule to neutron policy.json

Added a rule to policy.json, this prevent member from
update internal virtual network and make it external.

Closes-bug: https://bugs.launchpad.net/jio/+bug/1460051

JioCloud/puppet-rjil-keystone,swamireddy/puppet-rjil,punituee/puppet-rjil,jiocloudDSS/puppet-dss,ajayaa/puppet-rjil,akash1808/puppet-rjil,rohit-k/puppet-rjil,JioCloud/puppet-rjil,jiocloudDSS/puppet-dss,upadhyay-prashant/puppet-rjil,devendermishrajio/puppet-rjil,anshprat/puppet-rjil,vpramo/puppet-rjil,d4devops/puppet-openstack_cloud,bafna/try-dss,rohit-k/puppet-rjil,JioCloud/puppet-rjil-keystone,d4devops/puppet-openstack_cloud,JioCloud/puppet-rjil-keystone,d4devops/puppet-openstack_cloud,sajuptpm/puppet-rjil-temp,JioCloud/puppet-rjil,anshprat/puppet-rjil,upadhyay-prashant/puppet-rjil,upadhyay-prashant/puppet-rjil,rahul1aggarwal/puppet-rjil,rahul1aggarwal/puppet-rjil,sajuptpm/puppet-rjil,rakeshmi/puppet-rjil,bafna/try-dss,roopali8/puppet-rjil,rohit-k/puppet-rjil,jiocloudDSS/puppet-dss,bafna/puppet-rjil,d4devops/puppet-openstack_cloud,bafna/try-dss,JioCloud/puppet-rjil-keystone,vpramo/puppet-rjil,rahul1aggarwal/puppet-rjil,bafna/puppet-rjil,akash1808/puppet-rjil,akash1808/puppet-rjil,roopali8/puppet-rjil,rakeshmi/puppet-rjil,anshprat/puppet-rjil,jiocloudDSS/puppet-dss,sajuptpm/puppet-rjil-temp,punituee/puppet-rjil,amar266/puppet-rjil,JioCloud/puppet-rjil,punituee/puppet-rjil,rakeshmi/puppet-rjil,sajuptpm/puppet-rjil,sajuptpm/puppet-rjil-temp,devendermishrajio/puppet-rjil,akash1808/puppet-rjil,ajayaa/puppet-rjil,sajuptpm/puppet-rjil,ajayaa/puppet-rjil,JioCloud/puppet-rjil,swamireddy/puppet-rjil,vpramo/puppet-rjil,amar266/puppet-rjil,bafna/puppet-rjil,roopali8/puppet-rjil,vpramo/puppet-rjil,swamireddy/puppet-rjil,upadhyay-prashant/puppet-rjil,ajayaa/puppet-rjil,bafna/puppet-rjil,punituee/puppet-rjil,rohit-k/puppet-rjil,amar266/puppet-rjil,roopali8/puppet-rjil,devendermishrajio/puppet-rjil,rakeshmi/puppet-rjil,rahul1aggarwal/puppet-rjil,devendermishrajio/puppet-rjil,amar266/puppet-rjil,sajuptpm/puppet-rjil-temp,sajuptpm/puppet-rjil,anshprat/puppet-rjil,swamireddy/puppet-rjil,bafna/try-dss