DOC: update version label

Co-authored-by: Elliott Sales de Andrade <[email protected]>

Author: tacaswell

.github/workflows/main.yaml

@@ -20,7 +20,7 @@ jobs:
         run: rm ./docs/_build/html/objects.inv
       - name: Publish
         if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
-        uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4
+        uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4.0.0
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./docs/_build/html