Update pypa/gh-action-pypi-publish action to v1.12.4 (#314)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/release.yml

@@ -34,4 +34,4 @@ jobs:
       - name: Check with twine
         run: twine check dist/*
       - name: Publish distribution 📦 to PyPI
-        uses: pypa/gh-action-pypi-publish@v1.12.3
+        uses: pypa/gh-action-pypi-publish@v1.12.4