refactor: upgrading factory-boy.

lms/djangoapps/badges/tests/factories.py

@@ -7,7 +7,6 @@ from random import random
 
 import factory
 from django.core.files.base import ContentFile
-from factory import DjangoModelFactory
 from factory.django import ImageField
 
 from common.djangoapps.student.tests.factories import UserFactory

openedx/core/djangoapps/credit/tests/factories.py

@@ -93,4 +93,3 @@ class CreditRequestFactory(factory.django.DjangoModelFactory):
             })
 
         obj.save()
-