chore(deps): bump gunicorn in /tests/apps/dockerfile-release

Bumps [gunicorn](https://github.com/benoitc/gunicorn) from 26.1.0 to 26.2.0.
- [Release notes](https://github.com/benoitc/gunicorn/releases)
- [Commits](https://github.com/benoitc/gunicorn/compare/26.1.0...26.2.0)

---
updated-dependencies:
- dependency-name: gunicorn
  dependency-version: 26.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

tests/apps/dockerfile-release/Pipfile.lock

@@ -53,12 +53,12 @@
         },
         "gunicorn": {
             "hashes": [
-                "sha256:1413d777bf99d31ebeb08acd354b01f1ecc44db0aa7b811ae7b86c669232e4f7",
-                "sha256:9f45bcddec5e9dc7a25a3bdccb0c6832f11fd5d4739b1ee36c8d2fec25f1dc86"
+                "sha256:62b864895d9ebff0b2f9867ba04fe811c93121596540830c9c916d0769668447",
+                "sha256:bd249d0b3f7972f7432f0a6b6ff3b3ee2d129f70cd1ff6c09a9dd9e29a2b88e3"
             ],
             "index": "pypi",
             "markers": "python_version >= '3.10'",
-            "version": "==26.1.0"
+            "version": "==26.2.0"
         },
         "packaging": {
             "hashes": [