fix(ImageViewer): resolve scale bug

[ccccpj]

🤔 这个 PR 的性质是？

• [x] 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

fix #959

💡 需求背景和解决方案

📝 更新日志

• fix(ImageViewer): 修复图片放大异常问题

• [ ] 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。⚠️

• [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: +116 B (0%)

Total Size: 503 kB

Filename	Size	Change
./dist/tdesign.js	293 kB	+65 B (0%)
./dist/tdesign.min.js	144 kB	+51 B (0%)

ℹ️ View Unchanged

| Filename | Size | | :--- | :---: | | `./dist/reset.css` | 672 B | | `./dist/tdesign.css` | 37.6 kB | | `./dist/tdesign.min.css` | 27.2 kB |

[yaogengzhu]

test 需要修复下 @ccccpj

[github-actions[bot]]

Size Change: +116 B (0%)

Total Size: 503 kB

Filename	Size	Change
./dist/tdesign.js	293 kB	+65 B (0%)
./dist/tdesign.min.js	144 kB	+51 B (0%)

ℹ️ View Unchanged

| Filename | Size | | :--- | :---: | | `./dist/reset.css` | 672 B | | `./dist/tdesign.css` | 37.6 kB | | `./dist/tdesign.min.css` | 27.2 kB |

[yaogengzhu]

需要更新下快照 ：npm run test:snap-update

[github-actions[bot]]

Size Change: +117 B (0%)

Total Size: 503 kB

Filename	Size	Change
./dist/tdesign.js	293 kB	+65 B (0%)
./dist/tdesign.min.js	144 kB	+52 B (0%)

ℹ️ View Unchanged

| Filename | Size | | :--- | :---: | | `./dist/reset.css` | 672 B | | `./dist/tdesign.css` | 37.6 kB | | `./dist/tdesign.min.css` | 27.2 kB |

[github-actions[bot]]

Size Change: +117 B (0%)

Total Size: 503 kB

Filename	Size	Change
./dist/tdesign.js	293 kB	+65 B (0%)
./dist/tdesign.min.js	144 kB	+52 B (0%)

ℹ️ View Unchanged

| Filename | Size | | :--- | :---: | | `./dist/reset.css` | 672 B | | `./dist/tdesign.css` | 37.6 kB | | `./dist/tdesign.min.css` | 27.2 kB |

[anlyyao]

@ccccpj 图片还是会重叠 😳

[github-actions[bot]]

Size Change: +117 B (0%)

Total Size: 503 kB

Filename	Size	Change
./dist/tdesign.js	294 kB	+66 B (0%)
./dist/tdesign.min.js	144 kB	+51 B (0%)

ℹ️ View Unchanged

| Filename | Size | | :--- | :---: | | `./dist/reset.css` | 672 B | | `./dist/tdesign.css` | 37.6 kB | | `./dist/tdesign.min.css` | 27.2 kB |

[github-actions[bot]]

Size Change: +19 B (0%)

Total Size: 503 kB

Filename	Size	Change
./dist/tdesign.js	294 kB	+8 B (0%)
./dist/tdesign.min.js	144 kB	+11 B (0%)

ℹ️ View Unchanged

| Filename | Size | | :--- | :---: | | `./dist/reset.css` | 672 B | | `./dist/tdesign.css` | 37.6 kB | | `./dist/tdesign.min.css` | 27.2 kB |