[MacPorts] #48252: qt5-mac needs update to 5.5.0

[MacPorts]

#48252: qt5-mac needs update to 5.5.0
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  Reporter:  jake.petroules@…  |      Owner:  mcalhoun@…
      Type:  update            |     Status:  new
  Priority:  Normal            |  Milestone:
 Component:  ports             |    Version:
Resolution:                    |   Keywords:
      Port:  qt5-mac           |
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Comment (by rjvbertin@…):

 They're required on 10.11, certainly not on 10.9 and probably not on 10.10
 either. It's easy enough to apply them only on 10.11, so there is no
 reason to fix things that ain't broke elsewhere. That's how fixes for
 10.10 were applied in a previous Qt version.

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Ticket URL: <https://trac.macports.org/ticket/48252#comment:29>
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