fix: 发货审核异常未回滚导致的脏数据，添加判空操作

gongchunyi

昨天 2aa97d1237b7f720b33f9952f9901ddf7ae9833a

 src/main/java/com/ruoyi/production/service/ProcessRouteItemService.java

@@ -11,4 +11,8 @@

public interface ProcessRouteItemService extends IService<ProcessRouteItem> {
    List<ProcessRouteItemDto> listProcessRouteItemDto( ProcessRouteItemDto processRouteItemDto);

    int sort(ProcessRouteItem processRouteItem);

    String batchDelete(Long id);
}