[MacPorts] #31115: Update libyaml to 0.1.4

[MacPorts]

#31115: Update libyaml to 0.1.4
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 Reporter:  nad@…        |       Owner:  macports-tickets@…                   
     Type:  update       |      Status:  new                                  
 Priority:  Normal       |   Milestone:                                       
Component:  ports        |     Version:  2.0.2                                
 Keywords:               |        Port:  libyaml                              
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 [http://pyyaml.org/wiki/LibYAML]

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Ticket URL: <https://trac.macports.org/ticket/31115>
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