fix(components): correct alipay scroll animation duration type

[iambinlin]

这个 PR 做了什么？ (简要描述所做更改)

修正 ScrollViewProps.scrollAnimationDuration 的 TypeScript 类型定义，将其从 string 调整为 number，与支付宝小程序 scroll-view 组件文档中 scroll-animation-duration 属性类型保持一致。

参考文档：https://opendocs.alipay.com/mini/component/scroll-view

这个 PR 是什么类型？ (至少选择一个)

• 错误修复 (Bugfix) issue: fix #
• 新功能 (Feature)
• 代码重构 (Refactor)
• TypeScript 类型定义修改 (Types)
• 文档修改 (Docs)
• 代码风格更新 (Code style update)
• 构建优化 (Chore)
• 其他，请描述 (Other, please describe):

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• Web 端（H5）
• 移动端（React-Native）
• 鸿蒙（Harmony）
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Summary by CodeRabbit

• 错误修复
  • 修正 ScrollView 组件的滚动动画时长属性类型，现在仅接受数值（以毫秒为单位），便于以精确数值控制滚动动画时长，提升参数校验准确性并改善使用体验。

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro

Run ID: 815823fb-8f6f-402b-baa4-eb074317a0af

📥 Commits

Reviewing files that changed from the base of the PR and between 3e1b19b and 2ba93e5.

📒 Files selected for processing (1)

• packages/taro-components/types/ScrollView.d.ts

✅ Files skipped from review due to trivial changes (1)

• packages/taro-components/types/ScrollView.d.ts

---

Walkthrough

Taro 组件库中 ScrollView 的类型定义将 scrollAnimationDuration 从 string 更改为 number（单位 ms）。

Changes

ScrollView 类型定义

Layer / File(s)	Summary
更新 scrollAnimationDuration 类型 packages/taro-components/types/ScrollView.d.ts	将 ScrollViewProps 接口中 scrollAnimationDuration 的类型注解由 string 修改为 number，匹配毫秒级持续时间的数值类型。

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Suggested reviewers

• tutuxxx
• Single-Dancer

Poem

🐰 我是一只代码兔，轻轻敲键舞，
字符变数字，节奏更稳固，
毫秒跳动新名分，类型窗里见真章，
小改一行心欢喜，ScrollView 更安康。

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	PR标题准确总结了主要变更：将ScrollViewProps中scrollAnimationDuration属性的类型从string纠正为number，以符合支付宝小程序文档规范。
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 56.07%. Comparing base (fac9a2c) to head (d751f32).

Additional details and impacted files

@@           Coverage Diff            @@
##             main   #19167    +/-   ##
========================================
  Coverage   56.07%   56.07%            
========================================
  Files         447      447            
  Lines       23454    23454            
  Branches     5790     5815    +25     
========================================
  Hits        13151    13151            
- Misses       8445     8568   +123     
+ Partials     1858     1735   -123     

Flag	Coverage Δ
taro-cli	72.85% <ø> (ø)
taro-runtime	58.33% <ø> (ø)
taro-web	53.12% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.
see 43 files with indirect coverage changes

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