Reverted django upperbound bump to 5.2

That may break plugins out of the breaking change cycle.

Author: pedro-psb

CHANGES/+revert-django5.misc

@@ -0,0 +1 @@
+Reverted Django upperbound bump to 5.2 as it may break plugins.

pyproject.toml

@@ -32,7 +32,7 @@ dependencies = [
   "backoff>=2.1.2,<2.3",  # Looks like only bugfixes in z-Stream.
   "click>=8.1.0,<8.3",  # Uses milestone.feature.fix https://palletsprojects.com/versions .
   "cryptography>=44.0.3,<47.0",  # SemVer compatible https://cryptography.io/en/latest/api-stability/#versioning .
-  "Django>=4.2.24,<5.3",  # LTS version, switch only if we have a compelling reason to".
+  "Django~=4.2.0",  # LTS version, switch only if we have a compelling reason to".
   "django-filter>=23.1,<=25.1",  # Uses CalVer, not released often https://github.com/carltongibson/django-filter
   "django-guid>=3.3.0,<3.6",  # Looks like only bugfixes in z-Stream.
   "django-import-export>=2.9,<3.4.0",