Bump sphinx-design from 0.6.0 to 0.6.1 (#973)

Bumps [sphinx-design](https://github.com/executablebooks/sphinx-design) from 0.6.0 to 0.6.1.
- [Release notes](https://github.com/executablebooks/sphinx-design/releases)
- [Changelog](https://github.com/executablebooks/sphinx-design/blob/main/CHANGELOG.md)
- [Commits](executablebooks/sphinx-design@v0.6.0...v0.6.1)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements_doc.txt

@@ -6,7 +6,7 @@ Sphinx==8.1.3
 sphinx-autoapi==3.3.2
 sphinx-autobuild==2024.10.3
 sphinx-book-theme==1.1.3
-sphinx-design==0.6.0
+sphinx-design==0.6.1
 sphinxcontrib-plantuml==0.30
 sphinx-toggleprompt==0.5.2
 sphinx-copybutton==0.5.2  # does not work well with toggleprompt