fix: resolve [object Object] in ChangeHistory aria-label and dropdown scrolbar

[btea]

Description

Validation

Related Issues

Check List

• I have read the Contributing Guidelines and made commit messages that follow the guideline.
• I have run node --run test and all tests passed.
• I have check code formatting with node --run format:check & node --run lint.
• I've covered new added functionality with unit tests if necessary.

[vercel]

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Project	Deployment	Actions	Updated (UTC)
api-docs-tooling	Ready	Preview	Aug 13, 2026 12:12am

[codecov]

Codecov Report

❌ Patch coverage is 82.35294% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 89.37%. Comparing base (27a412a) to head (40b0478).

Files with missing lines	Patch %	Lines
packages/react/src/jsx-ast/utils/buildContent.mjs	82.35%	3 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1034   +/-   ##
=======================================
  Coverage   89.37%   89.37%           
=======================================
  Files         203      203           
  Lines       18986    19000   +14     
  Branches     1769     1769           
=======================================
+ Hits        16968    16981   +13     
- Misses       2011     2012    +1     
  Partials        7        7           

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