Build(deps-dev): Bump sphinx from 6.1.3 to 6.2.1 (#250)

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 6.1.3 to 6.2.1.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES)
- [Commits](sphinx-doc/sphinx@v6.1.3...v6.2.1)

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

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

Author: dependabot[bot]

pyproject.toml

@@ -60,7 +60,7 @@ all = [
     "ansys-fluent-parametric==0.7.1",
 ]
 doc = [
-    "Sphinx==6.1.3", # BLOCKED BY sphinx-design - Cannot upgrade to Sphinx 7 for now
+    "Sphinx==6.2.1", # BLOCKED BY sphinx-design - Cannot upgrade to Sphinx 7 for now
     "ansys-sphinx-theme==0.9.8",
     "sphinx-copybutton==0.5.2",
     "sphinx-design==0.4.1",