build: bump sphinx-design from 0.6.0 to 0.6.1 in /requirements (#530)

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

Author: dependabot[bot]

requirements/requirements_doc.txt

@@ -3,5 +3,5 @@ pyyaml==6.0.1
 Sphinx==7.4.7
 sphinx-copybutton==0.5.2
 sphinx-jinja==2.0.2
-sphinx_design==0.6.0
+sphinx_design==0.6.1
 tabulate==0.9.0