build(deps): update django requirement from <5,>=4.2.13 to >=4.2.13,<6

Updates the requirements on [django](https://github.com/django/django) to permit the latest version.
- [Commits](django/django@4.2.13...5.1)

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

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

test_reqs.txt

@@ -1,4 +1,4 @@
-Django>=4.2.13,<5
+Django>=4.2.13,<6
 Markdown==3.6
 coverage==7.6.1
 flake8==7.1.1