[MacPorts] #60082: Fish @3.02 upgrade to 3.1

[MacPorts]

#60082: Fish @3.02 upgrade to 3.1
----------------------+--------------------
  Reporter:  akierig  |      Owner:  (none)
      Type:  update   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.6.2
Resolution:           |   Keywords:
      Port:  fish     |
----------------------+--------------------

Comment (by mf2k):

 GitHub pull requests are much preferred. We can see the logs of why it was
 failing to build from there.

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Ticket URL: <https://trac.macports.org/ticket/60082#comment:1>
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