[MacPorts] #71557: port migrate: conftest triggers %%n used in a non-immutable format string: %s

[MacPorts]

#71557: port migrate: conftest triggers %%n used in a non-immutable format string:
%s
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  Reporter:  PerMildner  |      Owner:  (none)
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:              |
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Comment (by ryandesign):

 While building what port? This needs to be fixed in each individual port
 where the problem occurs.

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Ticket URL: <https://trac.macports.org/ticket/71557#comment:1>
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