[MacPorts] #20786: pcal: update to 4.11.0

[MacPorts]

#20786: pcal: update to 4.11.0
---------------------------+---------------------------
  Reporter:  ryandesign@…  |      Owner:  sam.falkner@…
      Type:  update        |     Status:  new
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  1.7.1
Resolution:                |   Keywords:
      Port:  pcal          |
---------------------------+---------------------------

Comment (by egall@…):

 I'd check if there's been a newer version since this ticket was filed 4
 years ago, but the livecheck is broken:
 {{{
 Local-Admins-MacBook-Pro:~ root# port -v livecheck pcal
 Error: cannot check if pcal was updated (regex didn't match)
 }}}

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Ticket URL: <https://trac.macports.org/ticket/20786#comment:1>
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