[MacPorts] #56865: elixir @1.6.6: update to 1.7.2

[MacPorts]

#56865: elixir @1.6.6: update to 1.7.2
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  Reporter:  l2dy    |      Owner:  milmazz
      Type:  update  |     Status:  assigned
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:
Resolution:          |   Keywords:
      Port:  elixir  |
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Comment (by pmetzger):

 I wonder if this counts as "port abandoned"?

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Ticket URL: <https://trac.macports.org/ticket/56865#comment:2>
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