Bump actions/checkout from 4.2.0 to 4.2.1

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.2.0 to 4.2.1.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](actions/checkout@v4.2.0...v4.2.1)

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

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

Author: dependabot[bot]

.github/workflows/clean-repo.yml

@@ -14,7 +14,7 @@ jobs:
       pull-requests: write
 
     steps:
-      - uses: actions/[email protected].0
+      - uses: actions/[email protected].1
 
       # Call clean repo
       - name: Clean repo

.github/workflows/whats-new.yml

@@ -18,7 +18,7 @@ jobs:
       pull-requests: write
 
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
 
       - name: "Print manual run reason"
         if: ${{ github.event_name == 'workflow_dispatch' }}