[MacPorts] #63501: Update fluidsynth to 2.2.x

[MacPorts]

#63501: Update fluidsynth to 2.2.x
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  Reporter:  szhorvat    |      Owner:  (none)
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  fluidsynth  |
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Comment (by szhorvat):

 A similar reason is that some software/ports that uses fluidsynth is
 likely to eventually drop support for 2.1.x. So unless those ports are
 kept at old versions too, something will need to be done.

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Ticket URL: <https://trac.macports.org/ticket/63501#comment:3>
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