Merge pull request #1223 from jupyterhub/dependabot/github_actions/pypa/gh-action-pypi-publish-1.6.4

build(deps): bump pypa/gh-action-pypi-publish from 1.5.1 to 1.6.4

.github/workflows/release.yml

@@ -55,7 +55,7 @@ jobs:
       # all previous steps always run in order to exercise them
       - name: Publish distribution to PyPI
         if: startsWith(github.ref, 'refs/tags')
-        uses: pypa/gh-action-pypi-publish@v1.5.1
+        uses: pypa/gh-action-pypi-publish@v1.6.4
         with:
           password: ${{ secrets.PYPI_PASSWORD }}