build(deps): bump click from 8.3.0 to 8.3.1 in /docs

Bumps [click](https://github.com/pallets/click) from 8.3.0 to 8.3.1.
- [Release notes](https://github.com/pallets/click/releases)
- [Changelog](https://github.com/pallets/click/blob/main/CHANGES.rst)
- [Commits](pallets/click@8.3.0...8.3.1)

---
updated-dependencies:
- dependency-name: click
  dependency-version: 8.3.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

docs/requirements.txt

@@ -14,7 +14,7 @@ certifi==2025.10.5
     # via requests
 charset-normalizer==3.4.4
     # via requests
-click==8.3.0
+click==8.3.1
     # via
     #   mkdocs
     #   mkdocs-click