Update pypa/gh-action-pypi-publish digest to b5a6e8b

Author: renovate[bot]

.github/workflows/python-publish.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Build package
         run: python -m build --sdist
       - name: Publish package
-        uses: pypa/gh-action-pypi-publish@e9ccbe5a211ba3e8363f472cae362b56b104e796
+        uses: pypa/gh-action-pypi-publish@b5a6e8ba2611ad0c810f383eed9e6629eb0b3b2f
         with:
           user: __token__
           password: ${{ secrets.PYPI_API_TOKEN }}