refactor(bpm): 优化流程实例服务和流程抄送 mapper- 将 BpmProcessCcMapper 中的 eqIfPresent 改为 likeIfPresent，提高查询灵活性- 优化 BpmProcessInstanceServiceImpl 中的用户组和抄送逻辑

- 添加空集合判断，避免不必要的操作
- 调整代码格式，提高可读性

yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/dal/mysql/definition/BpmProcessCcMapper.java

@@ -20,7 +20,7 @@ public interface BpmProcessCcMapper extends BaseMapperX<BpmProcessCcDO> {
         return selectPage(reqVO, new LambdaQueryWrapperX<BpmProcessCcDO>()
                 .likeIfPresent(BpmProcessCcDO::getName, reqVO.getName())
                 .likeIfPresent(BpmProcessCcDO::getUserGroupId, reqVO.getUserGroupId())
-                .eqIfPresent(BpmProcessCcDO::getCompanyDeptId, reqVO.getCompanyDeptId())
+                .likeIfPresent(BpmProcessCcDO::getCompanyDeptId, reqVO.getCompanyDeptId())
                 .eqIfPresent(BpmProcessCcDO::getStatus, reqVO.getStatus())
                 .orderByDesc(BpmProcessCcDO::getId));
     }