Ensure V1 Records tests calls parent teardown

Change-Id: I77e5409158e81b5c7ee5cd08690ba82d387446cc
diff --git a/designate_tempest_plugin/tests/api/v1/test_records.py b/designate_tempest_plugin/tests/api/v1/test_records.py
index 21bffa4..65cc6f7 100644
--- a/designate_tempest_plugin/tests/api/v1/test_records.py
+++ b/designate_tempest_plugin/tests/api/v1/test_records.py
@@ -56,6 +56,7 @@
         for record in cls.setup_records:
             cls.client.delete_record(cls.domain['id'], record['id'])
         cls.os.domains_client.delete_domain(cls.domain['id'])
+        super(RecordsTest, cls).tearDownClass()
 
     def _delete_record(self, domain_id, record_id):
         self.client.delete_record(domain_id, record_id)