[MacPorts] #66554: py-mutagen: add py311-mutagen subport

[MacPorts]

#66554: py-mutagen: add py311-mutagen subport
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  Reporter:  radarhere    |      Owner:  (none)
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  py-mutagen   |
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Comment (by radarhere):

 I've created https://github.com/macports/macports-ports/pull/17088

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Ticket URL: <https://trac.macports.org/ticket/66554#comment:2>
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