pep8 compliant

nova/tests/test_volume_types.py

@@ -152,5 +152,3 @@ class VolumeTypeTestCase(test.TestCase):
 
         new2 = volume_types.get_volume_type(self.ctxt, new['id'])
         self.assertEqual(new, new2)
-
-

nova/tests/test_volume_types_extra_specs.py

@@ -44,7 +44,6 @@ class VolumeTypeExtraSpecsTestCase(test.TestCase):
         ref = db.api.volume_type_create(self.context, self.vol_type2_noextra)
         self.vol_type2_id = ref.id
 
-
     def tearDown(self):
         # Remove the instance type from the database
         db.api.volume_type_purge(context.get_admin_context(),