feat(checkbox): new checkbox

[jarmywang]

🤔 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
• [x] 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

• break(CheckBox): 属性 align 更名为 placement

• break(CheckBox): 属性 icon 的枚举值变更

• feat(CheckBox): 新增 block 属性

• [ ] 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。⚠️

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

[github-actions[bot]]

[github-actions[bot]]

Size Change: +1.39 kB (0%)

Total Size: 392 kB

Filename	Size	Change
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./dist/tdesign.min.css	24.9 kB	+341 B (+1%)
./dist/tdesign.min.js	108 kB	+346 B (0%)

[github-actions[bot]]

Size Change: +4.47 kB (+1%)

Total Size: 395 kB

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./dist/tdesign.js	227 kB	+1.25 kB (+1%)
./dist/tdesign.min.css	25.7 kB	+1.12 kB (+5%)	🔍
./dist/tdesign.min.js	108 kB	+769 B (+1%)

[github-actions[bot]]

Size Change: +1.46 kB (0%)

Total Size: 395 kB

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./dist/tdesign.js	227 kB	+496 B (0%)
./dist/tdesign.min.css	25.7 kB	+288 B (+1%)
./dist/tdesign.min.js	108 kB	+237 B (0%)

[github-actions[bot]]

Size Change: +1.46 kB (0%)

Total Size: 395 kB

Filename	Size	Change
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./dist/tdesign.js	227 kB	+496 B (0%)
./dist/tdesign.min.css	25.7 kB	+288 B (+1%)
./dist/tdesign.min.js	108 kB	+237 B (0%)

[github-actions[bot]]

Size Change: +1.25 kB (0%)

Total Size: 394 kB

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./dist/tdesign.min.css	25.6 kB	+322 B (+1%)
./dist/tdesign.min.js	108 kB	+137 B (0%)

[github-actions[bot]]

Size Change: +1.5 kB (0%)

Total Size: 394 kB

Filename	Size	Change
./dist/tdesign.css	33.5 kB	+443 B (+1%)
./dist/tdesign.js	227 kB	+496 B (0%)
./dist/tdesign.min.css	25.6 kB	+322 B (+1%)
./dist/tdesign.min.js	108 kB	+236 B (0%)

[github-actions[bot]]

Size Change: +1.5 kB (0%)

Total Size: 394 kB

Filename	Size	Change
./dist/tdesign.css	33.5 kB	+443 B (+1%)
./dist/tdesign.js	227 kB	+497 B (0%)
./dist/tdesign.min.css	25.6 kB	+322 B (+1%)
./dist/tdesign.min.js	108 kB	+242 B (0%)

[github-actions[bot]]

Size Change: +1.5 kB (0%)

Total Size: 394 kB

Filename	Size	Change
./dist/tdesign.css	33.5 kB	+443 B (+1%)
./dist/tdesign.js	227 kB	+497 B (0%)
./dist/tdesign.min.css	25.6 kB	+322 B (+1%)
./dist/tdesign.min.js	108 kB	+242 B (0%)

[github-actions[bot]]

Size Change: +1.54 kB (0%)

Total Size: 394 kB

Filename	Size	Change
./dist/tdesign.css	33.6 kB	+476 B (+1%)
./dist/tdesign.js	227 kB	+497 B (0%)
./dist/tdesign.min.css	25.6 kB	+326 B (+1%)
./dist/tdesign.min.js	108 kB	+242 B (0%)

[github-actions[bot]]

Size Change: +1.49 kB (0%)

Total Size: 394 kB

Filename	Size	Change
./dist/tdesign.css	33.6 kB	+476 B (+1%)
./dist/tdesign.js	227 kB	+476 B (0%)
./dist/tdesign.min.css	25.6 kB	+326 B (+1%)
./dist/tdesign.min.js	108 kB	+215 B (0%)

[github-actions[bot]]

Size Change: +2.6 kB (+1%)

Total Size: 397 kB

Filename	Size	Change
./dist/tdesign.css	34.1 kB	+491 B (+1%)
./dist/tdesign.js	228 kB	+1.01 kB (0%)
./dist/tdesign.min.css	26 kB	+314 B (+1%)
./dist/tdesign.min.js	109 kB	+789 B (+1%)

[github-actions[bot]]

Size Change: +2.6 kB (+1%)

Total Size: 397 kB

Filename	Size	Change
./dist/tdesign.css	34.1 kB	+491 B (+1%)
./dist/tdesign.js	228 kB	+1.01 kB (0%)
./dist/tdesign.min.css	26 kB	+314 B (+1%)
./dist/tdesign.min.js	109 kB	+789 B (+1%)

[github-actions[bot]]

Size Change: +2.6 kB (+1%)

Total Size: 397 kB

Filename	Size	Change
./dist/tdesign.css	34.1 kB	+491 B (+1%)
./dist/tdesign.js	228 kB	+1.01 kB (0%)
./dist/tdesign.min.css	26 kB	+314 B (+1%)
./dist/tdesign.min.js	109 kB	+789 B (+1%)