build(deps-dev): bump sphinx from 6.2.1 to 8.2.3 in /packages

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 6.2.1 to 8.2.3.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v6.2.1...v8.2.3)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-version: 8.2.3
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

packages/requirements-dev.txt

@@ -76,7 +76,7 @@ shellingham==1.5.4 ; python_version >= "3.9" and python_version < "4.0"
 smmap==5.0.2 ; python_version >= "3.9" and python_version < "4.0"
 snowballstemmer==2.2.0 ; python_version >= "3.9" and python_version < "4.0"
 sphinx-rtd-theme==2.0.0 ; python_version >= "3.9" and python_version < "4.0"
-sphinx==6.2.1 ; python_version >= "3.9" and python_version < "4.0"
+sphinx==8.2.3 ; python_version >= "3.9" and python_version < "4.0"
 sphinxcontrib-applehelp==2.0.0 ; python_version >= "3.9" and python_version < "4.0"
 sphinxcontrib-devhelp==2.0.0 ; python_version >= "3.9" and python_version < "4.0"
 sphinxcontrib-htmlhelp==2.1.0 ; python_version >= "3.9" and python_version < "4.0"