refactor(wms): 优化物料信息查询的关联字段

-将 BaseMeasurementUnitInfo 的 unitName 字段关联到 BaseMaterialInfo 的 materialUnit 字段
- 优化了物料信息查询的关联逻辑，提高了查询效率和准确性

ruoyi-modules/hwmom-wms/src/main/java/org/dromara/wms/service/impl/BaseMaterialInfoServiceImpl.java

@@ -90,7 +90,7 @@ public class BaseMaterialInfoServiceImpl implements IBaseMaterialInfoService {
             .leftJoin(BaseMaterialType.class, BaseMaterialType::getMatrialTypeId, BaseMaterialInfo::getMaterialTypeId)
 
             //关联计量单位信息
-            .select(BaseMeasurementUnitInfo::getUnitName)
+            .selectAs(BaseMeasurementUnitInfo::getUnitName, BaseMaterialInfo::getMaterialUnit)
             .leftJoin(BaseMeasurementUnitInfo.class, BaseMeasurementUnitInfo::getUnitId, BaseMaterialInfo::getMaterialUnitId)
 
             //关联物料大类信息（物料大类从字典改为了数据库表）