build(deps-dev): bump sphinx-autobuild from 2021.3.14 to 2024.10.3

Bumps [sphinx-autobuild](https://github.com/sphinx-doc/sphinx-autobuild) from 2021.3.14 to 2024.10.3.
- [Release notes](https://github.com/sphinx-doc/sphinx-autobuild/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx-autobuild/blob/main/NEWS.rst)
- [Commits](sphinx-doc/sphinx-autobuild@2021.03.14...2024.10.03)

---
updated-dependencies:
- dependency-name: sphinx-autobuild
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

setup.py

@@ -24,7 +24,7 @@
         ],
         'dev': [
             'tox>=2.3.1',
-            'sphinx-autobuild==2021.3.14',
+            'sphinx-autobuild==2024.10.3',
             'Sphinx==1.7.1'
         ]
     },