[MacPorts] #55507: port upgrade harfbuzz 1.4.5 to 1.7.2_0 fails

[MacPorts]

#55507: port upgrade harfbuzz 1.4.5 to 1.7.2_0 fails
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  Reporter:  tomemm    |      Owner:  ryandesign
      Type:  defect    |     Status:  assigned
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.4.2
Resolution:            |   Keywords:  lion
      Port:  harfbuzz  |
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Comment (by ryandesign):

 It's not an issue on our buildbot workers on any macOS version. Maybe an
 undeclared opportunistically used dependency?

 Here's an upstream bug report; they also have no idea:
 https://github.com/harfbuzz/harfbuzz/issues/853

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Ticket URL: <https://trac.macports.org/ticket/55507#comment:4>
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