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/ProductStructureService.java

@@ -10,8 +10,8 @@
public interface ProductStructureService extends IService<ProductStructure> {


    ProductModelDto listByproductModelId(Long productId);

    Boolean addProductStructureDto(ProductStructureDto productStructureDto);

    List<ProductStructureDto> listBybomId(Long bomId);

}