fix 加了点注释，没啥特别的

coffee-system/src/main/java/com/coffee/aliyun/utils/DeviceRunStatusUtils.java

@@ -12,14 +12,19 @@ import com.coffee.bus.enums.DeviceStatusEnum;
 public class DeviceRunStatusUtils {
     public static DeviceStatusEnum getRunStatus(Integer i){
         if (i == 0){
+            // 关机
             return DeviceStatusEnum.Shutdown;
         }else if (i == 1){
+            // 运行
             return DeviceStatusEnum.StartUp;
         }else if (i == 2){
+            // 运行
             return DeviceStatusEnum.Running;
         }else if (i == 3){
+            // 暂停
             return DeviceStatusEnum.Pause;
         }else if (i == 4){
+            // 待机
             return DeviceStatusEnum.Waiting;
         }else {
             return DeviceStatusEnum.Shutdown;