Update actions/checkout action to v4.1.5

[gardener-ci-robot]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	patch	v4.1.4 -> v4.1.5

---

Release Notes

actions/checkout (actions/checkout)

v4.1.5

Compare Source

What's Changed

• Update NPM dependencies by @​cory-miller in https://github.com/actions/checkout/pull/1703
• Bump github/codeql-action from 2 to 3 by @​dependabot in https://github.com/actions/checkout/pull/1694
• Bump actions/setup-node from 1 to 4 by @​dependabot in https://github.com/actions/checkout/pull/1696
• Bump actions/upload-artifact from 2 to 4 by @​dependabot in https://github.com/actions/checkout/pull/1695
• README: Suggest user.email to be 41898282+github-actions[bot]@​users.noreply.github.com by @​cory-miller in https://github.com/actions/checkout/pull/1707

Full Changelog: https://github.com/actions/checkout/compare/v4.1.4...v4.1.5

---

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 Renovate Bot.

[gardener-robot]

@gardener-ci-robot Thank you for your contribution.

[gardener-robot]

@grolu, @holgerkoser You have pull request review open invite, please check