[MacPorts] #43730: gource: update to 0.42

[MacPorts]

#43730: gource: update to 0.42
---------------------------+----------------------
  Reporter:  ryandesign@…  |      Owner:  phw@…
      Type:  update        |     Status:  new
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:
Resolution:                |   Keywords:  haspatch
      Port:  gource        |
---------------------------+----------------------
Changes (by ryandesign@…):

 * keywords:   => haspatch


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Ticket URL: <https://trac.macports.org/ticket/43730#comment:1>
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