[MacPorts] #53728: Update maxima to 5.39.0

[MacPorts]

#53728: Update maxima to 5.39.0
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  Reporter:  KubaO   |      Owner:
      Type:  update  |     Status:  new
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:
Resolution:          |   Keywords:  haspatch maintainer
      Port:  maxima  |
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Comment (by KubaO):

 Ok, but lint warns about that. Do you want to change the names or should I
 do it?

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Ticket URL: <https://trac.macports.org/ticket/53728#comment:3>
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