Bump gevent from 22.10.2 to 23.9.0 (#1228)

Bumps [gevent](https://github.com/gevent/gevent) from 22.10.2 to 23.9.0.
- [Release notes](https://github.com/gevent/gevent/releases)
- [Changelog](https://github.com/gevent/gevent/blob/master/docs/changelog_pre.rst)
- [Commits](gevent/gevent@22.10.2...23.9.0)

---
updated-dependencies:
- dependency-name: gevent
  dependency-type: direct:production
...

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

requirements.txt

@@ -42,7 +42,7 @@ chardet==4.0.0
 cchardet==2.1.7
 psycopg2==2.9.1
 gunicorn==20.1.0
-gevent==22.10.2
+gevent==23.9.0
 django-storages==1.12.3
 Whoosh==2.7.4
 simple-salesforce==1.11.2