[MacPorts] #51801: qt5: support older versions of OS X via different versions of Qt 5

[MacPorts]

#51801: qt5: support older versions of OS X via different versions of Qt 5
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  Reporter:  dliessi      |      Owner:  MarcusCalhoun-Lopez
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  qt5          |
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Comment (by mojca):

 See also #52913.

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Ticket URL: <https://trac.macports.org/ticket/51801#comment:6>
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