avoid comparing a variable with multiple items at WorkflowTransition#replace_transitions

git-svn-id: http://svn.redmine.org/redmine/trunk@19846 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/workflow_transition.rb

@@ -50,7 +50,7 @@ class WorkflowTransition < WorkflowRule
                 end
                 w = w.first
 
-                if transition == "1" || transition == true
+                if ["1", true].include?(transition)
                   unless w
                     w = WorkflowTransition.
                           new(