Pin pypi push version in CI as well

Author: Davidy22

.github/workflows/ci.yml

@@ -85,7 +85,7 @@ jobs:
         with:
           path: ./
       - name: Publish distribution 📦 to Test PyPI
-        uses: pypa/gh-action-pypi-publish@master
+        uses: pypa/gh-action-pypi-publish@release/v1
         with:
           verify_metadata: false
           password: ${{ secrets.TEST_PYPI_API_TOKEN }}