[MacPorts] #62409: Update libpst to version 0.6.75

[MacPorts]

#62409: Update libpst to version 0.6.75
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  Reporter:  srirangav    |      Owner:  (none)
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  haspatch
      Port:  libpst       |
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Changes (by srirangav):

 * Attachment "Portfile-libpst.diff" added.

 diff for Portfile for libpst

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Ticket URL: <https://trac.macports.org/ticket/62409>
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