chore(deps): bump dj-database-url in /tests/apps/dockerfile-release

Bumps [dj-database-url](https://github.com/jazzband/dj-database-url) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/jazzband/dj-database-url/releases)
- [Changelog](https://github.com/jazzband/dj-database-url/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jazzband/dj-database-url/compare/v3.1.0...v3.1.1)

---
updated-dependencies:
- dependency-name: dj-database-url
  dependency-version: 3.1.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

tests/apps/dockerfile-release/Pipfile.lock

@@ -26,12 +26,12 @@
         },
         "dj-database-url": {
             "hashes": [
-                "sha256:155a56fbbecbaaf1348ccd73bf29138b4c9988363ba08261a0f0145e392e638c",
-                "sha256:d80218426b83f9302c8d27d4fccf52de5cf0cab179f0645fb2839f37605d1353"
+                "sha256:245120e5df14008f0552b01c8a7d18127302ceea37f7686e55b8718daadf36f3",
+                "sha256:8c7a6cef2bfde62779df8189c76f9c68010b22cd19a82be4e9dcdfe55b94f881"
             ],
             "index": "pypi",
             "markers": "python_version >= '3.10'",
-            "version": "==3.1.0"
+            "version": "==3.1.1"
         },
         "django": {
             "hashes": [