Update actions/checkout action to v4.2.2

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	minor	v4.1.7 -> v4.2.2

---

Release Notes

actions/checkout (actions/checkout)

v4.2.2

Compare Source

• url-helper.ts now leverages well-known environment variables by @​jww3 in https://github.com/actions/checkout/pull/1941
• Expand unit test coverage for isGhes by @​jww3 in https://github.com/actions/checkout/pull/1946

v4.2.1

Compare Source

• Check out other refs/* by commit if provided, fall back to ref by @​orhantoy in https://github.com/actions/checkout/pull/1924

v4.2.0

Compare Source

• Add Ref and Commit outputs by @​lucacome in https://github.com/actions/checkout/pull/1180
• Dependency updates by @​dependabot- https://github.com/actions/checkout/pull/1777, https://github.com/actions/checkout/pull/1872

---

Configuration

📅 Schedule: Branch creation - "before 4am on Monday" (UTC), 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.