Modernize ci publish job

Author: sbidoul

.github/workflows/ci.yml

@@ -39,12 +39,10 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
-      - name: Install pypa/build
-        run: python -m pip install build
       - name: Build a binary wheel and a source tarball
-        run: python -m build
+        run: pipx run build
       - name: Publish distribution 📦 to PyPI
-        uses: pypa/gh-action-pypi-publish@master
+        uses: pypa/gh-action-pypi-publish@release/v1
         with:
           user: __token__
           password: ${{ secrets.pypi_token }}