docs: fix broken link in footer

[bokub]

🔗 Linked issue

Do I really need one?

❓ Type of change

• 📖 Documentation (updates to the documentation, readme or JSdoc annotations)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality like performance)
• ✨ New feature (a non-breaking change that adds functionality)
• 🧹 Chore (updates to the build process or auxiliary tools and libraries)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

Fix a broken link found in the footer.
Which one should I use as a replacement ?

• https://www.radix-vue.com
• https://github.com/unovue/radix-vue

📸 Screenshots (if appropriate)

This links point to a 404:

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.

[zernonia]

Thanks for the PR and changes @bokub !

[bokub]

No problem! Thanks for your hard work maintaining this great project! 🫶