chore(deps): update actions/checkout action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v3 -> v4

---

Release Notes

actions/checkout (actions/checkout)

v4

Compare Source

• Support fetching without the --progress option
• Update to node20

---

Configuration

📅 Schedule: Branch creation - "before 3am on the first day of the month" (UTC), Automerge - At any time (no schedule defined).

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

♻ Rebasing: Whenever PR is behind base branch, 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.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (1b916e4) 54.63% compared to head (58e868f) 54.63%.
Report is 1 commits behind head on main.

❗ Current head 58e868f differs from pull request most recent head 0770019. Consider uploading reports for the commit 0770019 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #178   +/-   ##
=======================================
  Coverage   54.63%   54.63%           
=======================================
  Files          84       84           
  Lines        2028     2028           
  Branches      188      188           
=======================================
  Hits         1108     1108           
  Misses        905      905           
  Partials       15       15           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.