将 Localization.md 翻译至英语

[Glavo]

No description provided.

[Copilot]

Pull Request Overview

This PR translates the Chinese localization documentation (Localization_zh.md) to English, creating a new Localization.md file. The translation provides comprehensive documentation about HMCL's localization support, including language support status, contribution guidelines, and technical details about the localization system.

Key changes:

• Complete translation of localization documentation from Chinese to English
• Addition of language switcher navigation between Chinese and English versions
• Minor formatting improvements and corrections in the Chinese version

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 3 comments.

File	Description
docs/Localization_zh.md	Added language switcher, corrected "自动" to "自动生成", improved formatting with bullet points and spacing
docs/Localization.md	New English translation of the localization documentation with comprehensive coverage of all sections

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[Copilot]

Pull Request Overview

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

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