[MacPorts] #41740: Update ruby-build to version 20131206

[MacPorts]

#41740: Update ruby-build to version 20131206
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  Reporter:  gvimrc@…    |      Owner:  macports-tickets@…
      Type:  update      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  ruby-build  |
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Comment (by jdunn@…):

 Duplicated by 41751

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Ticket URL: <https://trac.macports.org/ticket/41740#comment:2>
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