Add a chutney network without relay DirPorts
All supported Tor client versions don't use DirPorts. We should add a chutney network that doesn't have any relay DirPorts, and then make it one of Tor's make test-network-all networks.
All supported Tor client versions don't use DirPorts. We should add a chutney network that doesn't have any relay DirPorts, and then make it one of Tor's make test-network-all networks.