fix debug statement in UDPServer which shows the config the server was started with

server/udpserver.go

@@ -48,7 +48,7 @@ func (s *UDPServer) Start() error {
 	// #nosec G404
 	r := rand.New(rand.NewSource(s.cfg.PortSeed))
 
-	s.debug.Printf("DEBUG: %v", listenConfig)
+	s.debug.Printf("DEBUG: Config: %+v", listenConfig)
 
 	var listeners []net.Listener