[MacPorts] #71616: icu @76.1: buildbot builds fails for 10.13 and earlier, due to dependency cycle

[MacPorts]

#71616: icu @76.1: buildbot builds fails for 10.13 and earlier, due to dependency
cycle
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  Reporter:  mascguy  |      Owner:  mohd-akram
      Type:  defect   |     Status:  assigned
  Priority:  High     |  Milestone:
 Component:  ports    |    Version:  2.10.5
Resolution:           |   Keywords:
      Port:  icu      |
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Comment (by kencu):

 clang-11-bootstrap was created to help with this kind of problem…

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Ticket URL: <https://trac.macports.org/ticket/71616#comment:2>
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