chore: update actions/checkout digest to cbb7224

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	digest	11bd719 -> cbb7224

---

Configuration

📅 Schedule: Branch creation - "after 10pm,before 5:00am" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

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