fix

coolstore-partner-service/src/main/java/com/cool/store/service/impl/OperationLogServiceImpl.java

@@ -91,7 +91,7 @@ public class OperationLogServiceImpl implements OperationLogService {
         List<AuditInfoResponse> responses = new ArrayList<>();
         List<OperationLogDO> logList = operationLogDAO.getByShopSubStage(shopId, shopSubStageList, null);
         if (CollectionUtils.isEmpty(logList)) {
-            return responses;
+            return null;
         }
         Map<Date, List<OperationLogDO>> operationLogMap = logList.stream().collect(Collectors.groupingBy(OperationLogDO::getCreateTime));
        //根据时间分组