pylint: fix trailing-comma-tuple warning

Change-Id: I72fa6cacef70e80f95b76e2aa3cefbffad73edb5

.pylintrc

@@ -81,7 +81,6 @@ disable=
  too-many-nested-blocks,
  too-many-return-statements,
  too-many-statements,
- trailing-comma-tuple,
  useless-object-inheritance
 
 [Basic]

horizon/management/commands/pull_catalog.py

@@ -23,7 +23,7 @@ ZANATA_LOCALES_URL = ("https://translate.openstack.org/rest/project"
 DOMAINS = ['django', 'djangojs']
 MODULES = ['horizon', 'openstack_dashboard']
 PROJECT = 'horizon'
-BRANCH = 'master',
+BRANCH = 'master'
 POFILE = "{module}/locale/{locale}/LC_MESSAGES/{domain}.po"
 POFILE_URL = ("https://translate.openstack.org/rest/file/translation/{project}"
               "/{branch}/{language}/po?docId={module}%2Flocale%2F{domain}")

openstack_dashboard/dashboards/identity/projects/tables.py

@@ -180,7 +180,7 @@ class DeleteTenantsAction(policy.PolicyTargetMixin, tables.DeleteAction):
         )
 
     policy_rules = (("identity", "identity:delete_project"),)
-    policy_target_attrs = ("target.project.domain_id", "domain_id"),
+    policy_target_attrs = (("target.project.domain_id", "domain_id"),)
 
     def allowed(self, request, project):
         if api.keystone.is_multi_domain_enabled() \