Add keyword arguments to PermissionNamespace uses

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

mayan/apps/document_parsing/permissions.py

@@ -4,7 +4,9 @@ from django.utils.translation import ugettext_lazy as _
 
 from mayan.apps.permissions import PermissionNamespace
 
-namespace = PermissionNamespace('document_parsing', _('Document parsing'))
+namespace = PermissionNamespace(
+    name='document_parsing', label=_('Document parsing')
+)
 
 permission_content_view = namespace.add_permission(
     name='content_view', label=_('View the content of a document')