[MacPorts] #57796: reduce: patch hardcoded prefix in csl source

[MacPorts]

#57796: reduce: patch hardcoded prefix in csl source
--------------------------+--------------------
  Reporter:  mbrethen     |      Owner:  (none)
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:  2.5.4
Resolution:               |   Keywords:
      Port:  reduce       |
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Changes (by Schamschula):

 * port:   => reduce


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Ticket URL: <https://trac.macports.org/ticket/57796#comment:2>
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