fix: exclude for const/let in/of decl from hoisted decls

[swwind]

Summary

fixes #14274

There is missing matches!(var_decl.kind, VarDeclKind::Var) when checking if var decl inside for in/of loop.

Old: for (const x in array) {} => var x

Related links

Checklist

• Tests updated (or not required).
• Documentation updated (or not required).

[github-actions]

📦 Binary Size-limit

Comparing 8e55b4a to fix: handle cjs export assignment side effects (#14260) by Fy

🙈 Size remains the same at 67.74MB

[github-actions]

Rsdoctor Bundle Diff Analysis

Found 5 projects in monorepo, 0 projects with changes.

📊 Quick Summary

Project	Total Size	Gzip Size	Change	Gzip Change
popular-libs	1.7 MB	551.3 KB	0	0
react-10k	5.6 MB	1.3 MB	0	0
react-1k	822.8 KB	218.3 KB	0	0
ui-components	4.8 MB	1.4 MB	0	0
react-5k	2.7 MB	669.1 KB	0	0

Generated by Rsdoctor GitHub Action

[codspeed-hq]

Merging this PR will not alter performance

✅ 41 untouched benchmarks
⏩ 47 skipped benchmarks¹

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_{Comparing fix/14274 (8e55b4a) with main (7d8e6e4)}

Footnotes

1. 47 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

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