[MacPorts] #28477: readline: Update to version 6.2

[MacPorts]

#28477: readline: Update to version 6.2
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 Reporter:  raimue@…             |       Owner:  mcalhoun@…           
     Type:  update               |      Status:  new                  
 Priority:  Normal               |   Milestone:                       
Component:  ports                |     Version:  1.9.2                
 Keywords:                       |        Port:  readline             
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 Here is a patch for readline to update it to version 6.2.

 PS: Do we still need to provide readline 5.x with the symlinking
 mechanism?

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Ticket URL: <https://trac.macports.org/ticket/28477>
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