Bump the github-actions group with 2 updates

Bumps the github-actions group with 2 updates: [actions/checkout](https://github.com/actions/checkout) and [pypa/gh-action-pypi-publish](https://github.com/pypa/gh-action-pypi-publish).


Updates `actions/checkout` from 4 to 5
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v5)

Updates `pypa/gh-action-pypi-publish` from 1.12.4 to 1.13.0
- [Release notes](https://github.com/pypa/gh-action-pypi-publish/releases)
- [Commits](pypa/gh-action-pypi-publish@v1.12.4...v1.13.0)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: pypa/gh-action-pypi-publish
  dependency-version: 1.13.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/pythonbuild.yml

@@ -12,7 +12,7 @@ jobs:
     name: Build source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: 'true'
 
@@ -215,4 +215,4 @@ jobs:
           pattern: artifact-*
           merge-multiple: true
 
-      - uses: pypa/gh-action-pypi-publish@v1.12.4
+      - uses: pypa/gh-action-pypi-publish@v1.13.0