[MacPorts] #45377: lensfun @0.2.8 update to 0.3.0

[MacPorts]

#45377: lensfun @0.2.8 update to 0.3.0
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  Reporter:  help@…   |      Owner:  julians37@…
      Type:  update   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:           |   Keywords:
      Port:  lensfun  |
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Comment (by help@…):

 I've uploaded my take on updating Portfile, but I'm not very experienced
 with Portfile writing, so someone should review it.

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Ticket URL: <https://trac.macports.org/ticket/45377#comment:3>
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