[MacPorts] #49731: nano @2.4.2_1: update to 2.4.3

[MacPorts]

#49731: nano @2.4.2_1: update to 2.4.3
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 Reporter:  mschamschula@…  |      Owner:  macports-tickets@…
     Type:  defect          |     Status:  new
 Priority:  Normal          |  Milestone:
Component:  ports           |    Version:  2.3.4
 Keywords:  haspatch        |       Port:  nano
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 nano has been updated to vesion 2.4.3.

 This release includes a myriad of fixes including several memory leaks,
 issues with color syntax higlighting, search/replace, file insertion and
 help menu bugs.

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Ticket URL: <https://trac.macports.org/ticket/49731>
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