[MacPorts] #53281: serf1 @1.3.8: update to 1.3.9

[MacPorts]

#53281: serf1 @1.3.8: update to 1.3.9
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 Reporter:  l2dy    |      Owner:
     Type:  update  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  serf1
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Ticket URL: <https://trac.macports.org/ticket/53281>
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