chore(deps): update actions/checkout action to v4.2.0 (#68)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/checkout](https://redirect.github.com/actions/checkout) |
action | minor | `v4.1.7` -> `v4.2.0` |

---

### Release Notes

<details>
<summary>actions/checkout (actions/checkout)</summary>

###
[`v4.2.0`](https://redirect.github.com/actions/checkout/blob/HEAD/CHANGELOG.md#v420)

[Compare
Source](https://redirect.github.com/actions/checkout/compare/v4.1.7...v4.2.0)

- Add Ref and Commit outputs by
[@&#8203;lucacome](https://redirect.github.com/lucacome) in
[https://github.com/actions/checkout/pull/1180](https://redirect.github.com/actions/checkout/pull/1180)
- Dependency updates by
[@&#8203;dependabot-](https://redirect.github.com/dependabot-)
[https://github.com/actions/checkout/pull/1777](https://redirect.github.com/actions/checkout/pull/1777),
[https://github.com/actions/checkout/pull/1872](https://redirect.github.com/actions/checkout/pull/1872)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **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.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/naa0yama/devtool-wsl2).

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/build.yml

@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout from repository
-        uses: actions/checkout@v4.1.7
+        uses: actions/checkout@v4.2.0
 
       - name: Set short git commit SHA
         run: |+