fix(hwmom-mes):修复设备类型插入逻辑

- 在插入设备类型时，如果 parentId为空，则设置为 0
- 确保父节点信息能够正确获取，提高数据完整性

ruoyi-modules/hwmom-mes/src/main/java/org/dromara/mes/service/impl/BaseDeviceTypeServiceImpl.java

@@ -102,6 +102,9 @@ public class BaseDeviceTypeServiceImpl implements IBaseDeviceTypeService {
     public Boolean insertByBo(BaseDeviceTypeBo bo) {
         BaseDeviceType add = MapstructUtils.convert(bo, BaseDeviceType.class);
         validEntityBeforeSave(add);
+        if(StringUtils.isNull(bo.getParentId())){
+            bo.setParentId(0L);
+        }
         //获取父节点信息
         BaseDeviceTypeVo query = baseMapper.selectVoById(bo.getParentId());
         if (ObjectUtils.isNotEmpty(query)) {