Updated if condition as per ticket

Author: ryanlong1004

source/guides/github-actions-ci-cd-sample/publish-to-test-pypi.yml

@@ -34,7 +34,7 @@ jobs:
         password: ${{ secrets.test_pypi_password }}
         repository_url: https://test.pypi.org/legacy/
     - name: Publish distribution 📦 to PyPI
-      if: startsWith(github.event.ref, 'refs/tags')
+      if: startsWith(github.ref, 'refs/tags')
       uses: pypa/gh-action-pypi-publish@master
       with:
         password: ${{ secrets.pypi_password }}