[MacPorts] #69292: py-pygmt: update to 0.11

[MacPorts]

#69292: py-pygmt: update to 0.11
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  Reporter:  bjmarfito  |      Owner:  (none)
      Type:  update     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:
Resolution:             |   Keywords:
      Port:  py-pygmt   |
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Comment (by jmroot):

 The documentation is here:
 https://guide.macports.org/index.html#project.github

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Ticket URL: <https://trac.macports.org/ticket/69292#comment:3>
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