Bump gunicorn from 21.2.0 to 22.0.0

Bumps [gunicorn](https://github.com/benoitc/gunicorn) from 21.2.0 to 22.0.0.
- [Release notes](https://github.com/benoitc/gunicorn/releases)
- [Commits](benoitc/gunicorn@21.2.0...22.0.0)

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

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

Author: dependabot[bot]

requirements.txt

@@ -23,6 +23,6 @@ gql[requests]==3.4.1
 Flask==2.3.3
 graphql-server==3.0.0b6
 graphene==3.3
-gunicorn==21.2.0
+gunicorn==22.0.0
 greenlet==2.0.2
 gevent==23.9.0

setup.cfg

@@ -32,7 +32,7 @@ install_requires =
     Flask==2.3.3
     graphql-server==3.0.0b6
     graphene==3.3
-    gunicorn==21.2.0
+    gunicorn==22.0.0
     greenlet==2.0.2
     gevent==23.9.0