[MacPorts] #70927: icu fails to build in Sequoia

[MacPorts]

#70927: icu fails to build in Sequoia
----------------------+---------------------------
  Reporter:  murrayE  |      Owner:  (none)
      Type:  defect   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.10.0
Resolution:           |   Keywords:  sequioa arm64
      Port:  icu      |
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Changes (by murrayE):

 * Attachment "icu_main.log" added.

 main.log

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Ticket URL: <https://trac.macports.org/ticket/70927>
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