build(deps-dev): update dependency @types/node to v22.20.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@types/node (source)	22.20.0 → 22.20.1

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[claude]

Renovateによる@types/nodeのdev依存パッチ更新(22.20.0 -> 22.20.1)です。

@types/nodeはNode.js型定義スタブのみを提供する開発専用パッケージで、パッチバージョンは型定義の微修正のみを含み破壊的変更はありません。プロジェクト内での利用箇所はeslint.config.tsのnode:pathとnode:urlのみで、いずれも長期安定のNode.jsコアAPIであり影響ありません。ランタイムへの影響もなく、安全に取り込めます。

Review metadata

• Reviewed commit: 4c046b3
• PR: #123
• kyosei: 3.5.1
• kyosei-action: 2.2.5
• Claude Code: 2.1.174
• Model: claude-opus-4-8
• Execution: GitHub Actions (run)