[MacPorts] #33893: wcslib: update to version 4.13.4

[MacPorts]

#33893: wcslib: update to version 4.13.4
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 Reporter:  swinbank@…                 |       Owner:  macports-tickets@…                   
     Type:  update                     |      Status:  new                                  
 Priority:  Normal                     |   Milestone:                                       
Component:  ports                      |     Version:  2.0.4                                
 Keywords:  haspatch                   |        Port:  wcslib                               
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Comment(by swinbank@…):

 Apologies if I misinterpreted the desire to trim down on variants.

 The latest revision reinstates the gcc44 and gcc45 variants as well as
 working around an issue in which Macports thought libpgsbox was
 incorrectly linked.

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Ticket URL: <https://trac.macports.org/ticket/33893#comment:3>
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