Added IPv4 subnets of all peering-relevant institutions to Hiera API endpoint.
Added IPv4 subnets of all peering-relevant institutions to Hiera API endpoint.

invliD/lana-dashboard,kaifabian/lana-dashboard,kaifabian/lana-dashboard,invliD/lana-dashboard,invliD/lana-dashboard,kaifabian/lana-dashboard