[MacPorts] #64841: update libressl to 3.4.3

[MacPorts]

#64841: update libressl to 3.4.3
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  Reporter:  artkiver  |      Owner:  (none)
      Type:  update    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:
      Port:            |
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Comment (by artkiver):

 GitHub PR is here: https://github.com/macports/macports-ports/pull/14279

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Ticket URL: <https://trac.macports.org/ticket/64841#comment:1>
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