fix 服务器重启时阿里云订阅延迟启动，给ws重连时间

nb-service/iot-service/src/main/java/com/nb/aliyun/service/AliyunConsumerGroupService.java

@@ -80,17 +80,18 @@ public class AliyunConsumerGroupService {
             return;
         }
         log.info("允许开启订阅");
-        // 开启订阅
-        Executors.newSingleThreadScheduledExecutor()
-                .schedule(()->{
-                            try {
-                                client.start(messageListener);
-                            } catch (Exception e) {
-                                e.printStackTrace();
-                            }
-                            log.info("阿里云物联网订阅成功。。。。。。。。。。。");
-                        },
-                        Optional.ofNullable(delayTime).orElse(0L)*2,TimeUnit.SECONDS ) ;
+        try {
+            client.start(messageListener);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        log.info("阿里云物联网订阅成功。。。。。。。。。。。");
+//        // 开启订阅
+//        Executors.newSingleThreadScheduledExecutor()
+//                .schedule(()->{
+//
+//                        },
+//                        Optional.ofNullable(delayTime).orElse(0L)*2,TimeUnit.SECONDS ) ;
 
     }