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

Bumps [gunicorn](https://github.com/benoitc/gunicorn) from 20.1.0 to 22.0.0.
- [Release notes](https://github.com/benoitc/gunicorn/releases)
- [Commits](https://github.com/benoitc/gunicorn/compare/20.1.0...22.0.0)

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

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

tests/apps/dockerfile-release/Pipfile.lock

@@ -51,11 +51,20 @@
         },
         "gunicorn": {
             "hashes": [
-                "sha256:9dcc4547dbb1cb284accfb15ab5667a0e5d1881cc443e0677b4882a4067a807e",
-                "sha256:e0a968b5ba15f8a328fdfd7ab1fcb5af4470c28aaf7e55df02a99bc13138e6e8"
+                "sha256:350679f91b24062c86e386e198a15438d53a7a8207235a78ba1b53df4c4378d9",
+                "sha256:4a0b436239ff76fb33f11c07a16482c521a7e09c1ce3cc293c2330afe01bec63"
             ],
             "index": "pypi",
-            "version": "==20.1.0"
+            "markers": "python_version >= '3.7'",
+            "version": "==22.0.0"
+        },
+        "packaging": {
+            "hashes": [
+                "sha256:2ddfb553fdf02fb784c234c7ba6ccc288296ceabec964ad2eae3777778130bc5",
+                "sha256:eb82c5e3e56209074766e6885bb04b8c38a0c015d0a30036ebe7ece34c9989e9"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==24.0"
         },
         "psycopg2-binary": {
             "hashes": [