[MacPorts] #67674: py*grpcio: build failure

[MacPorts]

#67674: py*grpcio: build failure
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  Reporter:  someuser12  |      Owner:  (none)
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  py-grpcio   |
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Changes (by someuser12):

 * Attachment "main.log" added.

 Full build log

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Ticket URL: <https://trac.macports.org/ticket/67674>
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