修改路灯服务，打印msg

lamp-service/src/main/java/com/zksy/lamp/server/ExecutionServer.java

@@ -47,6 +47,7 @@ public class ExecutionServer {
             writer.flush();
             //读数据
             msg = reader.readLine();
+            System.out.println("msg================："+msg);
             msg = msg.replace("\r\n", "\\r\\n");
             System.out.println("设备应答：" + msg);
             System.out.println("指令执行成功!");