Bump the actions group in /.github/workflows with 3 updates (#224)

Bumps the actions group in /.github/workflows with 3 updates: [actions/checkout](https://github.com/actions/checkout), [github/codeql-action](https://github.com/github/codeql-action) and [actions/setup-python](https://github.com/actions/setup-python).


Updates `actions/checkout` from 6.0.1 to 6.0.2
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](8e8c483db8...de0fac2e45)

Updates `github/codeql-action` from 4.31.10 to 4.31.11
- [Release notes](https://github.com/github/codeql-action/releases)
- [Changelog](https://github.com/github/codeql-action/blob/main/CHANGELOG.md)
- [Commits](cdefb33c0f...19b2f06db2)

Updates `actions/setup-python` from 6.1.0 to 6.2.0
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](83679a892e...a309ff8b42)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 6.0.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: github/codeql-action
  dependency-version: 4.31.11
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: actions/setup-python
  dependency-version: 6.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

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

.github/workflows/unit-tests.yml

@@ -13,7 +13,7 @@ jobs:
    build: # make sure build/ci works properly
       runs-on: ubuntu-latest
       steps:
-         - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+         - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
          - name: Build and run L0 tests.
            run: |