break up node detail test files into more atomic test cases under ~500 lines

Author: Johnetordoff

api_tests/draft_registrations/views/test_draft_registration_contributor_list.py

@@ -6,7 +6,6 @@
 from api.base.settings.defaults import API_BASE
 from api.draft_registrations.serializers import DraftRegistrationContributorsCreateSerializer
 from api_tests.nodes.views.test_node_contributors_list import (
-    NodeCRUDTestCase,
     TestNodeContributorList,
     TestNodeContributorAdd,
     TestNodeContributorCreateValidation,
@@ -17,6 +16,7 @@
     TestNodeContributorBulkDelete,
     TestNodeContributorFiltering,
 )
+from api_tests.nodes.views.utils import NodeCRUDTestCase
 from osf_tests.factories import (
     DraftRegistrationFactory,
     AuthUserFactory,