fix: typedef localIdeographFontFamily #3895

[Kanahiro]

close #3895
This PR make no changes on behavior or functionality, only on type defnition of
TypeScript.

Launch Checklist

• Confirm your changes do not include backports from Mapbox projects (unless with compliant license) - if you are not sure about this, please ask!
• Briefly describe the changes in this PR.
• Link to related issues.
• Include before/after visuals or gifs if this PR includes visual changes.
• Write tests for all new functionality.
• Document any changes to public APIs.
• Post benchmark scores.
• Add an entry to CHANGELOG.md under the ## main section.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.68%. Comparing base (ed8fee4) to head (a013112).
Report is 3 commits behind head on main.

❗ Current head a013112 differs from pull request most recent head 70afd0e. Consider uploading reports for the commit 70afd0e to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3896      +/-   ##
==========================================
+ Coverage   86.29%   86.68%   +0.38%     
==========================================
  Files         241      241              
  Lines       32343    32343              
  Branches     1977     1989      +12     
==========================================
+ Hits        27912    28036     +124     
+ Misses       3511     3368     -143     
- Partials      920      939      +19     

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[HarelM]

Thanks!!