Adjusted super() call in URLPatternsTestCase.setUpClass()

Failed after django/django@faba5b7
unless super() call is first.

Thanks to Mariusz Felisiak and Tom Christie for review.

rest_framework/test.py

@@ -375,6 +375,8 @@ def test_something_else(self):
     """
     @classmethod
     def setUpClass(cls):
+        super().setUpClass()
+
         # Get the module of the TestCase subclass
         cls._module = import_module(cls.__module__)
         cls._override = override_settings(ROOT_URLCONF=cls.__module__)
@@ -385,7 +387,6 @@ def setUpClass(cls):
         cls._module.urlpatterns = cls.urlpatterns
 
         cls._override.enable()
-        super().setUpClass()
 
     @classmethod
     def tearDownClass(cls):