[MacPorts] #55163: supertux: Update to version 0.5.1

[MacPorts]

#55163: supertux: Update to version 0.5.1
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  Reporter:  mf2k      |      Owner:
      Type:  update    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:
      Port:  supertux  |
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Comment (by ryandesign):

 Replying to [ticket:55163 mf2k]:
 > Apparently it is having issues with physfs. Maybe that port needs to be
 updated to the latest version 3.0.0?

 Filed #55172 for that.

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Ticket URL: <https://trac.macports.org/ticket/55163#comment:3>
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