Include more files in distributions (#4964)

* Include LICENSE files in distributions

* Use pep517 isolated builds

* Update the GH Actions workflow

.github/workflows/publish_release.yml

@@ -19,13 +19,13 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install setuptools wheel twine
+          pip install build twine
       - name: Build and publish
         env:
           TWINE_USERNAME: __token__
           TWINE_PASSWORD: ${{ secrets.pypi_token }}
         run: |
-          python setup.py sdist bdist_wheel
+          python -m build
           twine upload dist/*
 
   pr_dev_bump: