[MacPorts] #36884: yorick-yao: update to 5.1.9

[MacPorts]

#36884: yorick-yao: update to 5.1.9
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 Reporter:  ryandesign@…  |      Owner:  thibaut@…
     Type:  update        |     Status:  new
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:  2.1.2
 Keywords:  haspatch      |       Port:  yorick-yao
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 Here's a patch to update yorick-yao to 5.1.9. Since I don't know this
 software and it's a major version increase I thought it best for the
 maintainer to look it over before committing it.

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Ticket URL: <https://trac.macports.org/ticket/36884>
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