chore(i18n): remove legacy key + rename

[AugustinMauroy]

Description

Remove all legacy i18n key before re-enable Crowdin.

Related Issues

No related issues.

Check List

• [X] I have read the Contributing Guidelines and made commit messages that follow the guideline.
• [X] I have run npx turbo lint to ensure the code follows the style guide. And run npx turbo lint:fix to fix the style errors if necessary.
• [X] I have run npx turbo format to ensure the code follows the style guide.
• [X] I have run npx turbo test to check if all tests are passing.
• [X] I've covered new added functionality with unit tests if necessary.

[vercel[bot]]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
nodejs-org	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Mar 3, 2024 11:08am

[ovflowd]

LGTM! Looks good to me :)

[github-actions[bot]]

Lighthouse Results

URL	Performance	Accessibility	Best Practices	SEO	Report
/en	🟢 98	🟢 98	🟢 92	🟢 91	🔗
/en/about	🟢 100	🟢 98	🟢 92	🟢 92	🔗
/en/about/previous-releases	🟢 100	🟢 96	🟢 92	🟢 92	🔗
/en/download	🟢 100	🟢 97	🟢 92	🟢 91	🔗
/en/blog	🟢 100	🟢 96	🟠 83	🟢 92	🔗

[github-actions[bot]]

Unit Test Coverage Report

Lines	Statements	Branches	Functions
	80.18% (433/540)	79.65% (137/172)	73.07% (76/104)

Unit Test Report

Tests	Skipped	Failures	Errors	Time
88	0 :zzz:	0 :x:	0 :fire:	4.452s :stopwatch:

[ovflowd]

Lighthouse Results

URL Performance Accessibility Best Practices SEO Report /en 🔴 65 🟢 98 🟢 92 🟢 91 🔗 /en/about 🟢 100 🟢 98 🟢 92 🟢 92 🔗 /en/about/previous-releases 🟢 100 🟢 96 🟢 92 🟢 92 🔗 /en/download 🟢 100 🟢 97 🟢 92 🟢 91 🔗 /en/blog 🟢 98 🟢 96 🟠 83 🟢 92 🔗

I wonder why Lighthouse results got so bad? Let me rerun.