[MacPorts] #53349: update hunspell to v1.6.0

[MacPorts]

#53349: update hunspell to v1.6.0
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  Reporter:  pmetzger  |      Owner:
      Type:  update    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:  haspatch
      Port:  hunspell  |
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Changes (by pmetzger):

 * Attachment "patch-hunspell.cxx.diff" added.

 Replacement for files/patch-hunspell.cxx.diff

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Ticket URL: <https://trac.macports.org/ticket/53349>
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