python3Packages.djangorestframework: disable pytz when django >= 5

The use of pytz is deprecated for Django >= 4
and removed for Django >= 5.
Building djangorestframework with django_5 and pytz caused test failures.

And add pytz back in django-timezone-field as native check input

pkgs/development/python-modules/django-filter/default.nix

@@ -7,6 +7,7 @@
   djangorestframework,
   pytestCheckHook,
   pytest-django,
+  pytz,
 }:
 
 buildPythonPackage rec {
@@ -29,6 +30,7 @@ buildPythonPackage rec {
     djangorestframework
     pytestCheckHook
     pytest-django
+    pytz
   ];
 
   env.DJANGO_SETTINGS_MODULE = "tests.settings";

pkgs/development/python-modules/django-timezone-field/default.nix

@@ -9,6 +9,7 @@
   pytestCheckHook,
   pytest-django,
   pytest-lazy-fixture,
+  pytz,
 }:
 
 buildPythonPackage rec {
@@ -43,6 +44,7 @@ buildPythonPackage rec {
     pytestCheckHook
     pytest-django
     pytest-lazy-fixture
+    pytz
   ];
 
   meta = with lib; {

pkgs/development/python-modules/djangorestframework/default.nix

@@ -35,14 +35,9 @@ buildPythonPackage rec {
     hash = "sha256-G914NvxRmKGkxrozoWNUIoI74YkYRbeNcQwIG4iSeXU=";
   };
 
-  build-system = [
-    setuptools
-  ];
+  build-system = [ setuptools ];
 
-  dependencies = [
-    django
-    pytz
-  ];
+  dependencies = [ django ] ++ (lib.optional (lib.versionOlder django.version "5.0.0") pytz);
 
   nativeCheckInputs = [
     pytest-django