[MacPorts] #48508: gobject-introspection: Switch to python 3 (was: gobject-introspection shouldn't require Python 2)

[MacPorts]

#48508: gobject-introspection: Switch to python 3
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  Reporter:  tla@…                  |      Owner:  dbevans
      Type:  enhancement            |     Status:  assigned
  Priority:  Normal                 |  Milestone:
 Component:  ports                  |    Version:  2.3.3
Resolution:                         |   Keywords:
      Port:  gobject-introspection  |
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Ticket URL: <https://trac.macports.org/ticket/48508#comment:8>
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