chore(deps): update actions/checkout action to v5

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v4 -> v5

---

Release Notes

actions/checkout (actions/checkout)

v5

Compare Source

---

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 was generated by Mend Renovate. View the repository job log.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.95%. Comparing base (8300a5f) to head (b2bf0f9).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2252      +/-   ##
==========================================
- Coverage   90.97%   90.95%   -0.03%     
==========================================
  Files         192      192              
  Lines       26142    26142              
==========================================
- Hits        23783    23777       -6     
- Misses       2359     2365       +6     

see 4 files with indirect coverage changes

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.