[MacPorts] #53096: fpc: upgrade to 3.0.4

[MacPorts]

#53096: fpc: upgrade to 3.0.4
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  Reporter:  RJVB    |      Owner:  tenomoto
      Type:  update  |     Status:  assigned
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:
Resolution:          |   Keywords:  haspatch
      Port:  fpc     |
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Comment (by kencu):

 this has been in the pipeline for > two years now. I guess we should move
 it along?

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Ticket URL: <https://trac.macports.org/ticket/53096#comment:7>
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