Bump actions/checkout from 4.2.0 to 4.2.1 in the github-actions group

Bumps the github-actions group with 1 update: [actions/checkout](https://github.com/actions/checkout).


Updates `actions/checkout` from 4.2.0 to 4.2.1
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@d632683...eef6144)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
         with:
           access_token: ${{ github.token }}
       - name: 'Check out repository'
-        uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: 'Set up JDK ${{ matrix.java }}'
         uses: actions/setup-java@b36c23c0d998641eff861008f374ee103c25ac73
         with: