Adds ADR for using @axe-core/react for automated a11y testing during development

[adamstankiewicz]

Description

Adds ADR for using @axe-core/react for automated a11y testing during development

Deploy Preview

n/a

Merge Checklist

n/a

Post-merge Checklist

• If you'd like, share your contribution in #show-and-tell.
• 🎉 🙌 Celebrate! Thanks for your contribution.

[netlify]

✅ Deploy Preview for paragon-openedx ready!

Name	Link
🔨 Latest commit	892a3d0
🔍 Latest deploy log	https://app.netlify.com/sites/paragon-openedx/deploys/6242ec88c4e8dd0008525199
😎 Deploy Preview	https://deploy-preview-1191--paragon-openedx.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 settings.

[codecov]

Codecov Report

Merging #1191 (892a3d0) into master (3678184) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1191   +/-   ##
=======================================
  Coverage   90.74%   90.74%           
=======================================
  Files         193      193           
  Lines        3067     3067           
  Branches      691      691           
=======================================
  Hits         2783     2783           
  Misses        271      271           
  Partials       13       13           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 3678184...892a3d0. Read the comment docs.

[edx-semantic-release]

🎉 This PR is included in version 19.14.0 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀