🛠️ Bump actions/checkout from 4.2.2 to 5.0.0 (#17)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.2.2 to 5.0.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.2.2...v5.0.0)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 5.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/lint.yml

@@ -15,7 +15,7 @@ jobs:
       matrix:
           linter: [copyright, flake8, lint_cmake, mypy, pep257, xmllint]
     steps:
-    - uses: actions/checkout@v4.2.2
+    - uses: actions/checkout@v5.0.0
 
     - name: Install typeshed for mypy
       if: matrix.linter == 'mypy'
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v5.0.0
 
       - name: Set up Python environment
         uses: actions/setup-python@v5.6.0