[MacPorts] #52872: Update fish to 2.4.0

[MacPorts]

#52872: Update fish to 2.4.0
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 Reporter:  dgsb    |      Owner:  macports-tickets@…
     Type:  update  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:  2.3.4
 Keywords:          |       Port:  fish
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 This new version has been released 2016-11-08

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Ticket URL: <https://trac.macports.org/ticket/52872>
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