[MacPorts] #34903: bitcoin: update to 0.6.2.2

[MacPorts]

#34903: bitcoin: update to 0.6.2.2
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 Reporter:  zan@…            |       Owner:  singingwolfboy@…           
     Type:  update           |      Status:  new                        
 Priority:  Normal           |   Milestone:                             
Component:  ports            |     Version:  2.1.1                      
 Keywords:  haspatch         |        Port:  bitcoin                    
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Comment(by zan@…):

 Thanks for updating. I've attached the Portfile diff.

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Ticket URL: <https://trac.macports.org/ticket/34903#comment:2>
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