Update sphinx to 8.1.1

[pyup-bot]

This PR updates Sphinx from 8.1.0 to 8.1.1.

Changelog

8.1.1

=====================================

Bugs fixed
----------

* 13006: Use the preferred https://www.cve.org/ URL for
the :rst:role:`:cve: <cve>` role.
Patch by Hugo van Kemenade.
* 13007: LaTeX: Improve resiliency when the required
``fontawesome`` or ``fontawesome5`` packages are not installed.
Patch by Jean-François B.

Links

• PyPI: https://pypi.org/project/sphinx
• Changelog: https://data.safetycli.com/changelogs/sphinx/

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.42%. Comparing base (c4c354a) to head (0f9133f).

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Additional details and impacted files

@@           Coverage Diff           @@
##           master     #148   +/-   ##
=======================================
  Coverage   96.42%   96.42%           
=======================================
  Files           8        8           
  Lines         196      196           
=======================================
  Hits          189      189           
  Misses          7        7           

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