chore: pin python-semantic-release/publish-action to v9

Signed-off-by: Jan Kowalleck <jan.kowalleck@gmail.com>

Author: jkowalleck

.github/workflows/release.yml

@@ -123,7 +123,7 @@ jobs:
       - name: Publish package distributions to GitHub Releases
         if: steps.release.outputs.released == 'true'
         # see https://python-semantic-release.readthedocs.io/en/latest/automatic-releases/github-actions.html#python-semantic-release-publish-action
-        uses: python-semantic-release/publish-action@main
+        uses: python-semantic-release/publish-action@v9
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           tag: ${{ steps.release.outputs.tag }}