[MacPorts] #54201: lang/mercury update to upstream stable version 14.01.1

[MacPorts]

#54201: lang/mercury update to upstream stable version 14.01.1
---------------------------+-----------------
  Reporter:  jxy           |      Owner:
      Type:  update        |     Status:  new
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:
Resolution:                |   Keywords:
      Port:  lang/mercury  |
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Changes (by jxy):

 * Attachment "Portfile" added.

 Portfile for the new version

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Ticket URL: <https://trac.macports.org/ticket/54201>
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