Bump gunicorn from 23.0.0 to 25.1.0

Bumps [gunicorn](https://github.com/benoitc/gunicorn) from 23.0.0 to 25.1.0.
- [Release notes](https://github.com/benoitc/gunicorn/releases)
- [Commits](benoitc/gunicorn@23.0.0...25.1.0)

---
updated-dependencies:
- dependency-name: gunicorn
  dependency-version: 25.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements.txt

@@ -3,7 +3,7 @@ bump2version==1.0.1
 Click==8.3.1
 Flask==3.0.3
 Flask-RESTful==0.3.10
-gunicorn==23.0.0
+gunicorn==25.1.0
 imagemounter_mitre
 invoke==2.2.1
 pytest==9.0.1