fix(库存管理): 恢复包装单位绑定值为conversionUnit

src/views/warehouseManagement/stockManagement/add.vue

@@ -1584,7 +1584,7 @@
         let data = row.packingSpecificationOption.find(
           (item) => item.conversionUnit == row.packingUnit
         );
-        // row.packingUnit = data.conversionUnit;
+        row.packingUnit = data.conversionUnit;
         // 清空仓库(包装数量输入)
         if (isClear) {
           if (row.packingQuantity < 0) {