Bump sphinx from 4.4.0 to 4.5.0

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 4.4.0 to 4.5.0.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/4.x/CHANGES)
- [Commits](https://github.com/sphinx-doc/sphinx/compare/v4.4.0...v4.5.0)

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

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

requirements.txt

@@ -97,7 +97,7 @@ twisted[tls]==22.2.0; python_full_version >= '3.6.7'
 txaio==22.2.1; python_version >= '3.6'
 typing-extensions==4.1.1; python_version >= '3.6'
 tzdata==2022.1; python_version >= '3.6'
-tzlocal==4.1; python_version >= '3.6'
+tzlocal==4.2; python_version >= '3.6'
 urllib3==1.26.9; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'
 uvicorn[standard]==0.17.6
 uvloop==0.16.0