chore(deps): update pypa/gh-action-pypi-publish digest to 20d40f6

Author: renovate[bot]

.github/workflows/python-publish.yml

@@ -27,7 +27,7 @@ jobs:
         run: python -m build
 
       - name: Publish package
-        uses: pypa/gh-action-pypi-publish@916e57631f04a497e4bec0e29e80684e45b4305e
+        uses: pypa/gh-action-pypi-publish@20d40f69a1d306453777ffecb5a86860e850ba0f
         with:
           user: __token__
           password: ${{ secrets.PYPI_API_TOKEN }}