chore: bump sphinx-autobuild from 2024.10.3 to 2025.8.25 in /docs

Bumps [sphinx-autobuild](https://github.com/sphinx-doc/sphinx-autobuild) from 2024.10.3 to 2025.8.25.
- [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@2024.10.03...2025.08.25)

---
updated-dependencies:
- dependency-name: sphinx-autobuild
  dependency-version: 2025.8.25
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

docs/requirements.txt

@@ -5,5 +5,5 @@ sphinx-design==0.6.1
 sphinx_external_toc==1.0.1
 semver==3.0.2
 urllib3==2.3.0
-sphinx-autobuild==2024.10.3
+sphinx-autobuild==2025.8.25
 sphinxawesome-theme==5.3.2