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

[MacPorts]

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

 * Attachment "mercury_Portfile.diff" added.

 Unified diff of the Portfile

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