fix(Loading): fix loading render in safari

[anlyyao]

🤔 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

💡 需求背景和解决方案

📝 更新日志

• fix(Loading): 修复部分浏览器下 loading 晃动问题

• [ ] 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[bot]]

[codecov-commenter]

Codecov Report

Merging #347 (c97f626) into develop (02b774b) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           develop    #347   +/-   ##
=======================================
  Coverage     6.93%   6.93%           
=======================================
  Files          400     400           
  Lines         4241    4241           
  Branches       990     990           
=======================================
  Hits           294     294           
  Misses        3947    3947           

Impacted Files	Coverage Δ
src/loading/icon/Gradient.tsx	9.09% <ø> (ø)

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