Bump gunicorn from 20.0.4 to 23.0.0

Bumps [gunicorn](https://github.com/benoitc/gunicorn) from 20.0.4 to 23.0.0.
- [Release notes](https://github.com/benoitc/gunicorn/releases)
- [Commits](benoitc/gunicorn@20.0.4...23.0.0)

---
updated-dependencies:
- dependency-name: gunicorn
  dependency-version: 23.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements.in

@@ -6,7 +6,7 @@ Flask~=1.1.4
 csh-ldap @ git+https://github.com/costowell/csh_ldap@67dd183744746c758d6c13878f539437d2628b63
 ddtrace==3.12.2
 flask_sqlalchemy~=2.5.1
-gunicorn~=20.0.4
+gunicorn~=23.0.0
 mypy==1.17.1
 onesignal-sdk~=1.0.0
 psycopg2-binary~=2.9.3

requirements.txt

@@ -62,7 +62,7 @@ future==1.0.0
     # via pyjwkest
 greenlet==3.2.4
     # via sqlalchemy
-gunicorn==20.0.4
+gunicorn==23.0.0
     # via -r requirements.in
 idna==3.10
     # via requests
@@ -103,6 +103,8 @@ onesignal-sdk==1.0.0
     # via -r requirements.in
 opentelemetry-api==1.36.0
     # via ddtrace
+packaging==25.0
+    # via gunicorn
 pathspec==0.12.1
     # via mypy
 pep517==0.13.1