Update dependency pa11y-ci to v3.1.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pa11y-ci	3.0.1 -> 3.1.0

---

Release Notes

pa11y/pa11y-ci (pa11y-ci)

v3.1.0

Compare Source

Changes

• Upgrade pa11y to ^6.2.3 from ~6.1.0
  • Switch to caret for pa11y to allow pa11y to be upgraded to a more recent compatible version upon install (thanks @​aarongoldenthal)
• Fix licensing identifier (thanks @​LorenzoAncora)
• Update documentation:
  • Indicate support for more recent stable versions of operating systems and Node.js
  • Add JS config file example (thanks @​aarongoldenthal)

New contributors

• @​LorenzoAncora made their first contribution
• @​danyalaytekin made their first contribution

Behind the scenes

• Expand testing to:
  • test Windows and macOS alongside Linux (thanks again @​aarongoldenthal)
  • test with Node.js 18 and 20, alongside 12, 14, 16

Full changelog

3.0.1...3.1.0

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Mend Renovate. View repository job log here.