Bump pytz from 2022.6 to 2022.7.1 (#45)

Bumps [pytz](https://github.com/stub42/pytz) from 2022.6 to 2022.7.1.
- [Release notes](https://github.com/stub42/pytz/releases)
- [Commits](stub42/pytz@release_2022.6...release_2022.7.1)

---
updated-dependencies:
- dependency-name: pytz
  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>

requirements.txt

@@ -6,6 +6,6 @@ gunicorn==20.1.0
 ecdsa==0.18.0
 python-socketio==4.6.1
 psycopg2==2.9.5
-pytz==2022.6
+pytz==2022.7.1
 redis==4.5.1
 uvicorn==0.20.0