ci: bump actions/checkout from 4.0.0 to 4.1.1

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.0.0 to 4.1.1.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.0.0...v4.1.1)

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

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

.github/workflows/ci_workflow.yml

@@ -26,7 +26,7 @@ jobs:
         python-version: ["3.9", "3.10", "3.11", "3.12"]
 
     steps:
-    - uses: actions/checkout@v4.0.0
+    - uses: actions/checkout@v4.1.1
     - uses: actions/[email protected]
       with:
         python-version: ${{ matrix.python-version }}