build(deps): bump sphinx from 7.4.7 to 8.0.2 in /docs

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 7.4.7 to 8.0.2.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/v8.0.2/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v7.4.7...v8.0.2)

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

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

docs/requirements.txt

@@ -299,9 +299,9 @@ snowballstemmer==2.2.0 \
     --hash=sha256:09b16deb8547d3412ad7b590689584cd0fe25ec8db3be37788be3810cbf19cb1 \
     --hash=sha256:c8e1716e83cc398ae16824e5572ae04e0d9fc2c6b985fb0f900f5f0c96ecba1a
     # via sphinx
-sphinx==7.4.7 \
-    --hash=sha256:242f92a7ea7e6c5b406fdc2615413890ba9f699114a9c09192d7dfead2ee9cfe \
-    --hash=sha256:c2419e2135d11f1951cd994d6eb18a1835bd8fdd8429f9ca375dc1f3281bd239
+sphinx==8.0.2 \
+    --hash=sha256:0cce1ddcc4fd3532cf1dd283bc7d886758362c5c1de6598696579ce96d8ffa5b \
+    --hash=sha256:56173572ae6c1b9a38911786e206a110c9749116745873feae4f9ce88e59391d
     # via
     #   rules-python-docs (docs/pyproject.toml)
     #   myst-parser