test: adding check to run migrations tests only if its django32. (#33141)

common/djangoapps/util/tests/test_db.py

@@ -1,9 +1,10 @@
 """Tests for util.db module."""
 
+from importlib.metadata import version
 from io import StringIO
 
 import ddt
-
+import pytest
 from django.core.management import call_command
 from django.db.transaction import TransactionManagementError, atomic
 from django.test import TestCase, TransactionTestCase
@@ -11,6 +12,8 @@ from django.test.utils import override_settings
 
 from common.djangoapps.util.db import enable_named_outer_atomic, generate_int_id, outer_atomic
 
+GET_DJANGO_VERSION = int(version('django').split('.')[0])
+
 
 def do_nothing():
     """Just return."""
@@ -116,6 +119,7 @@ class GenerateIntIdTestCase(TestCase):
             assert int_id in list(set(range(minimum, (maximum + 1))) - used_ids)
 
 
+@pytest.mark.skipif(GET_DJANGO_VERSION > 3, reason="django4.2 brings new migrations, so only run for dj32 for now.")
 class MigrationTests(TestCase):
     """
     Tests for migrations.