Chore(deps-dev): Update sphinx requirement from <9,>=3.5 to >=3.5,<10

Updates the requirements on [sphinx](https://github.com/sphinx-doc/sphinx) to permit the latest version.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v3.5.0...v9.1.0)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-version: 9.1.0
  dependency-type: direct:development
...

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

Author: dependabot[bot]

pyproject.toml

@@ -102,7 +102,7 @@ optional-dependencies.develop = [
 ]
 optional-dependencies.doc = [
   "crate-docs-theme>=0.26.5",
-  "sphinx>=3.5,<9",
+  "sphinx>=3.5,<10",
 ]
 optional-dependencies.release = [
   "build<2",