Update release.yml

Author: zzhmark

.github/workflows/release.yml

@@ -60,6 +60,7 @@ jobs:
         merge-multiple: true
 
     - name: publish to Test PyPI
+      if: github.event_name == 'release' && github.event.action == 'published'
       uses: pypa/[email protected]
       with:
         repository-url: https://test.pypi.org/legacy/