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/purchase/service/IProductRecordService.java

@@ -24,5 +24,5 @@

    AjaxResult updateRecord(ProductRecordDto productRecordDto);

    ProductRecordDto getProductRecordById(Long id);
    ProductRecordDto getProductRecordById(ProductRecordDto productRecordDto);
}