message: Fix DNS name in generated config
diff: @@ -280,7 +280,7 @@ def create_node(
  config["network"]["bind_address"] = "casper-node-{}:{}".format(n, NODE_PORT)
  config["network"]["known_addresses"] = [
  - "casper-node-{}.casper-node.{}:{}".format(n, network_name, NODE_PORT)
  + "casper-node-{}.casper-node.casper-{}:{}".format(n, network_name, NODE_PORT)
  for n in known_nodes
  ]
  