Update server.go revise redundant line of annotation

Update server.go revise redundant line of annotation

tcp/server.go

@@ -50,7 +50,6 @@ func ListenAndServeWithSignal(cfg *Config, handler tcp.Handler) error {
 	return nil
 }
 
-// ListenAndServe binds port and handle requests, blocking until close
 // ListenAndServe binds port and handle requests, blocking until close
 func ListenAndServe(listener net.Listener, handler tcp.Handler, closeChan <-chan struct{}) {
 	// listen signal