[MacPorts] #70989: libvpx @1.13.1 conflicts with gtest

[MacPorts]

#70989: libvpx @1.13.1 conflicts with gtest
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  Reporter:  MaintenanceCosts  |      Owner:  kencu
      Type:  defect            |     Status:  closed
  Priority:  Normal            |  Milestone:
 Component:  ports             |    Version:
Resolution:  fixed             |   Keywords:
      Port:  libvpx            |
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Comment (by jmroot):

 Is there not any way to avoid this? Declaring a build-time conflict still
 results in really poor UX.

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Ticket URL: <https://trac.macports.org/ticket/70989#comment:8>
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