Add translation support to /docs page

[xavierfacq]

Description of change

Add translation support to /docs page

Checklist

• npm test passes
• documentation is changed or added (if applicable)

[netlify]

✅ Deploy Preview for eclipsefdn-adoptium ready!

Name	Link
🔨 Latest commit	8b70e6b
🔍 Latest deploy log	https://app.netlify.com/sites/eclipsefdn-adoptium/deploys/651ea1909b1a1e0008bc858b
😎 Deploy Preview	https://deploy-preview-2286--eclipsefdn-adoptium.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[codecov]

Codecov Report

Merging #2286 (8b70e6b) into main (bf93101) will increase coverage by 0.00%.
Report is 2 commits behind head on main.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main    #2286   +/-   ##
=======================================
  Coverage   99.20%   99.20%           
=======================================
  Files          87       87           
  Lines        6532     6540    +8     
  Branches      552      552           
=======================================
+ Hits         6480     6488    +8     
  Misses         52       52           

Files	Coverage Δ
src/components/DocumentationHeader/index.tsx	100.00% <100.00%> (ø)
src/pages/docs.tsx	100.00% <100.00%> (ø)

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more

[gdams]

This is looking great @xavierfacq. I'll let you merge once you're happy with the final state of the PR. CC @hendrikebbers @zdtsw (it might be worth you two following up with PR's to translate these phrases too)