fix(设计成本维护): 修复一个bug

nflg_project_dev/nflg-technology/src/main/java/com/nflg/product/technology/service/CostConfigService.java

@@ -72,7 +72,7 @@ public class CostConfigService {
                     cvo.setWorkingTypeCode(wt.getCode());
                 }
             });
-            vo.setVirtualWorking(Convert.toList(VirtualWorkingItemVO.class, virtualWorkingEntities));
+            vo.setVirtualWorking(vos);
         }
         return vo;
     }