[MacPorts] #68888: gobject-introspection: use python312

[MacPorts]

#68888: gobject-introspection: use python312
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  Reporter:  mohd-akram             |      Owner:  (none)
      Type:  enhancement            |     Status:  new
  Priority:  Normal                 |  Milestone:
 Component:  ports                  |    Version:
Resolution:                         |   Keywords:
      Port:  gobject-introspection  |
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Comment (by ryandesign):

 Depends on #69019.

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Ticket URL: <https://trac.macports.org/ticket/68888#comment:2>
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