Enable pep8 E241 test

Enable E241 multiple spaces after ','

Change-Id: Iced079fe6315df0ac91995e77861b16340cb8727

heatclient/tests/unit/test_shell.py

@@ -1225,7 +1225,7 @@ class ShellTestUserPass(ShellBase):
             '2',
             'teststack2',
             'IN_PROGRESS',
-            '14:14:30',  '2013-12-05',
+            '14:14:30', '2013-12-05',
             'CREATE_IN_PROGRESS', 'state changed',
             '14:14:31',
             'testresource',

heatclient/tests/unit/v1/test_hooks.py

@@ -129,7 +129,7 @@ class TestHooks(testtools.TestCase):
                 }
             },
         }
-        self.assertEqual(expected_hooks,  actual_hooks)
+        self.assertEqual(expected_hooks, actual_hooks)
 
     def test_update_hooks_in_args(self):
         type(self.args).pre_update = mock.PropertyMock(

tox.ini

@@ -42,7 +42,7 @@ commands=
 downloadcache = ~/cache/pip
 
 [flake8]
-ignore = E123,E126,E128,E241,E265
+ignore = E123,E126,E128,E265
 show-source = True
 exclude=.venv,.git,.tox,dist,*openstack/common*,*lib/python*,*egg,build
 max-complexity=20