Use sphinxext-opengraph v0.13.0

[StanFromIreland]

This also had to be done in CPython recently: 140425

Failure when an older version is installed

Extension error (sphinxext.opengraph)!

Versions
========

* Platform:         linux; (Linux-6.17.8-200.fc42.x86_64-x86_64-with-glibc2.41)
* Python version:   3.13.9 (CPython)
* Sphinx version:   8.2.1
* Docutils version: 0.21.2
* Jinja2 version:   3.1.5
* Pygments version: 2.19.1

Last Messages
=============

    copying assets...
    copying static files...
    Writing evaluated template result to /home/stan/dev/devguide/_build/html/_static/basic.css
    Writing evaluated template result to /home/stan/dev/devguide/_build/html/_static/documentation_options.js
    Writing evaluated template result to /home/stan/dev/devguide/_build/html/_static/language_data.js
    Writing evaluated template result to /home/stan/dev/devguide/_build/html/_static/copybutton.js
    copying static files: done
    copying extra files...
    copying extra files: done
    copying assets: done

Loaded Extensions
=================

* sphinx.ext.mathjax (8.2.1)
* alabaster (1.0.0)
* sphinxcontrib.applehelp (2.0.0)
* sphinxcontrib.devhelp (2.0.0)
* sphinxcontrib.htmlhelp (2.1.0)
* sphinxcontrib.serializinghtml (2.0.0)
* sphinxcontrib.qthelp (2.0.0)
* notfound.extension (1.1.0)
* sphinx.ext.extlinks (8.2.1)
* sphinx.ext.intersphinx (8.2.1)
* sphinx.ext.todo (8.2.1)
* sphinx_copybutton (0.5.2)
* sphinx_inline_tabs (2023.04.21)
* sphinxext.opengraph (unknown version)
* sphinxext.rediraffe (unknown version)
* furo (2024.08.06)
* sphinx_basic_ng (1.0.0.beta2)

Traceback
=========

      File "/home/stan/dev/devguide/venv/lib64/python3.13/site-packages/sphinx/events.py", line 415, in emit
        raise ExtensionError(
        ...<4 lines>...
        ) from exc
    sphinx.errors.ExtensionError: Handler <function html_page_context at 0x7f1c75d1bd80> for event 'html-page-context' threw an exception (exception: can only concatenate list (not "tuple") to list)

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📚 Documentation preview 📚: https://cpython-devguide--1698.org.readthedocs.build/