fix: 修复 Upload 组件value undifined 场景校验失败问题

[honkinglin]

🤔 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

💡 需求背景和解决方案

📝 更新日志

• fix(组件名称): 处理问题或特性描述 ...

• 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

[codecov-commenter]

Codecov Report

Merging #738 (05449e7) into develop (769dcd1) will decrease coverage by 2.91%.
The diff coverage is 45.23%.

@@             Coverage Diff             @@
##           develop     #738      +/-   ##
===========================================
- Coverage    64.33%   61.41%   -2.92%     
===========================================
  Files          725      852     +127     
  Lines        12647    15270    +2623     
  Branches      3025     3605     +580     
===========================================
+ Hits          8136     9378    +1242     
- Misses        4511     5892    +1381     

Impacted Files	Coverage Δ
src/common/Check.tsx	95.23% <ø> (ø)
src/common/Jumper.tsx	0.00% <0.00%> (ø)
src/date-picker/_example/custom-icon.jsx	50.00% <ø> (ø)
src/date-picker/_example/date-range.jsx	50.00% <ø> (ø)
src/date-picker/_example/disable-date.jsx	60.00% <ø> (ø)
src/date-picker/_example/month.jsx	50.00% <0.00%> (-50.00%)	⬇️
src/date-picker/_example/year.jsx	50.00% <ø> (ø)
src/date-picker/base/Cell.tsx	6.66% <0.00%> (-13.34%)	⬇️
src/date-picker/base/Header.tsx	4.54% <0.00%> (-5.14%)	⬇️
src/date-picker/base/Table.tsx	10.00% <0.00%> (-5.00%)	⬇️
... and 279 more

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[github-actions]

[github-actions]

Size Change: +26 B (0%)

Total Size: 760 kB

Filename	Size	Change
./dist/tdesign.js	456 kB	+13 B (0%)
./dist/tdesign.min.js	218 kB	+13 B (0%)

ℹ️ View Unchanged

Filename	Size
./dist/tdesign.css	45.2 kB
./dist/tdesign.min.css	40.4 kB

[github-actions]

Size Change: +26 B (0%)

Total Size: 760 kB

Filename	Size	Change
./dist/tdesign.js	456 kB	+13 B (0%)
./dist/tdesign.min.js	218 kB	+13 B (0%)

ℹ️ View Unchanged

Filename	Size
./dist/tdesign.css	45.2 kB
./dist/tdesign.min.css	40.4 kB