Bump gunicorn from 22.0.0 to 23.0.0

Bumps [gunicorn](https://github.com/benoitc/gunicorn) from 22.0.0 to 23.0.0.
- [Release notes](https://github.com/benoitc/gunicorn/releases)
- [Commits](benoitc/gunicorn@22.0.0...23.0.0)

---
updated-dependencies:
- dependency-name: gunicorn
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -157,7 +157,7 @@ fiona==1.10.1
     #   django-geostore
 gpxpy==1.5.0
     # via django-geostore
-gunicorn==22.0.0
+gunicorn==23.0.0
     # via -r requirements.in
 idna==3.7
     # via requests