[MacPorts] #28374: Update devel/cppcheck to v1.47

[MacPorts]

#28374: Update devel/cppcheck to v1.47
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 Reporter:  paj-macports@…           |       Owner:  macports-tickets@…                   
     Type:  update                   |      Status:  new                                  
 Priority:  Normal                   |   Milestone:                                       
Component:  ports                    |     Version:  1.9.2                                
 Keywords:                           |        Port:  cppcheck                             
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 Diff attached by maintainer.

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Ticket URL: <https://trac.macports.org/ticket/28374>
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