fix: 设备实体内枚举引起其它接口异常

1.设备字段由枚举类型改为字符串。

@@ -23,14 +23,14 @@ public class YtDevice extends TenantBaseEntity {
   private JsonNode deviceInfo;
 
   private LocalDateTime activeTime;
-  private DeviceState deviceState;
+  private String deviceState;
   private String profileId;
   private String deviceToken;
   private String tbDeviceId;
   private String deviceTypeId;
   private LocalDateTime lastConnectTime;
   private String label;
-  private DeviceTypeEnum deviceType;
+  private String deviceType;
 //  private DeviceCredentialsEnum deviceCredentials;
   private String organizationId;
   /** 告警状态：0：正常 1：告警 */