[MacPorts] #63253: py39-grpcio and py38-grpcio fail to build

[MacPorts]

#63253: py39-grpcio and py38-grpcio fail to build
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  Reporter:  mouse07410   |      Owner:  cjones051073
      Type:  defect       |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  py39-grpcio  |
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Comment (by mascguy):

 A fix was just committed for these ports, which might help. Go ahead and
 resync your ports, and try again.

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Ticket URL: <https://trac.macports.org/ticket/63253#comment:3>
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