[MacPorts] #22059: pdfjam: update to 1.21

[MacPorts]

#22059: pdfjam: update to 1.21
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 Reporter:  ryandesign@…             |       Owner:  jjstickel@…      
     Type:  update                   |      Status:  new              
 Priority:  Normal                   |   Milestone:                   
Component:  ports                    |     Version:                   
 Keywords:                           |        Port:  pdfjam           
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Comment(by jjstickel@…):

 Here is a patch for the update.  Seems to work fine for me.  Commit when
 ready.

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Ticket URL: <http://trac.macports.org/ticket/22059#comment:1>
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