fix(transfer): 修复targetSort展示问题

[BigLiao]

🤔 这个 PR 的性质是？

• 日常 bug 修复
• 新特性提交
• 文档改进
• 演示代码改进
• 组件样式/交互改进
• CI/CD 改进
• 重构
• 代码风格优化
• 测试用例
• 分支合并
• 其他

🔗 相关 Issue

同步vue2版本的问题修复 Tencent/tdesign-vue#758

💡 需求背景和解决方案

📝 更新日志

• fix(Transfer): 修复设置 targetSort 后未按预期展示的问题

• 本条 PR 不需要纳入 Changelog

☑️ 请求合并前的自查清单

⚠️ 请自检并全部勾选全部选项。⚠️

• 文档已补充或无须补充
• 代码演示已提供或无须提供
• TypeScript 定义已补充或无须补充
• Changelog 已提供或无须提供

[github-actions]

[codecov-commenter]

Codecov Report

Merging #599 (6ac28f0) into develop (1b42667) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff            @@
##           develop     #599   +/-   ##
========================================
  Coverage    64.56%   64.57%           
========================================
  Files          392      392           
  Lines        13696    13698    +2     
  Branches      2551     2551           
========================================
+ Hits          8843     8845    +2     
  Misses        4605     4605           
  Partials       248      248           

Impacted Files	Coverage Δ
src/transfer/utils.ts	84.09% <100.00%> (+0.36%)	⬆️

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