增加his业务逻辑代码及数据比对接口

external-service/src/main/java/com/lantone/external/web/DataBalanceController.java

@@ -2,7 +2,6 @@ package com.lantone.external.web;
 
 import com.lantone.external.dto.DataBalanceDTO;
 import com.lantone.external.facade.DataBalanceFacade;
-import com.lantone.external.vo.DataBalanceVO;
 import com.lantone.external.vo.DataViewVO;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;