ax(node): remove prose comment from Transport.Start

Comment restated what the function does in prose rather than showing
a concrete usage example, violating AX principle 2 (comments as usage
examples). The usage example on the preceding line is sufficient.

Co-Authored-By: Charon <charon@lethean.io>

pkg/node/transport.go

@@ -215,7 +215,6 @@ func NewTransport(node *NodeManager, registry *PeerRegistry, config TransportCon
 }
 
 // if err := transport.Start(); err != nil { return err }
-// Listens on t.config.ListenAddr (default ":9091") for incoming WebSocket connections.
 func (transport *Transport) Start() error {
 	serveMux := http.NewServeMux()
 	serveMux.HandleFunc(transport.config.WSPath, transport.handleWSUpgrade)