[4.2.x] Refs #33476 -- Applied Black's 2023 stable style.

Black 23.1.0 is released which, as the first release of the year,
introduces the 2023 stable style. This incorporates most of last year's
preview style.

https://github.com/psf/black/releases/tag/23.1.0

Backport of 097e3a70c1 from main

tests/foreign_object/tests.py

@@ -93,7 +93,6 @@ class MultiColumnFKTests(TestCase):
             self.assertIs(membership.person, self.bob)
 
     def test_query_filters_correctly(self):
-
         # Creating a to valid memberships
         Membership.objects.create(
             membership_country_id=self.usa.id,
@@ -120,7 +119,6 @@ class MultiColumnFKTests(TestCase):
         )
 
     def test_reverse_query_filters_correctly(self):
-
         timemark = datetime.datetime.now(tz=datetime.timezone.utc).replace(tzinfo=None)
         timedelta = datetime.timedelta(days=1)