Bump pypa/gh-action-pypi-publish from 1.8.6 to 1.8.8

Bumps [pypa/gh-action-pypi-publish](https://github.com/pypa/gh-action-pypi-publish) from 1.8.6 to 1.8.8.
- [Release notes](https://github.com/pypa/gh-action-pypi-publish/releases)
- [Commits](pypa/gh-action-pypi-publish@v1.8.6...v1.8.8)

---
updated-dependencies:
- dependency-name: pypa/gh-action-pypi-publish
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.github/workflows/deploy-sdist.yaml

@@ -23,7 +23,7 @@ jobs:
       - name: Publish package to PyPI
         # upload to PyPI on every release for a tag starting with 'v'
         if: github.event.action == 'published' && startsWith(github.event.release.tag_name, 'v')
-        uses: pypa/[email protected].6
+        uses: pypa/[email protected].8
         with:
           user: __token__
           password: ${{ secrets.pypi_password }}