[MacPorts] #29366: Upgrade qt4-mac to 4.7.3

[MacPorts]

#29366: Upgrade qt4-mac to 4.7.3
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  Reporter:  michaelld@…             |       Owner:  michaelld@…           
      Type:  update                  |      Status:  closed                
  Priority:  Normal                  |   Milestone:                        
 Component:  ports                   |     Version:  1.9.2                 
Resolution:  fixed                   |    Keywords:                        
      Port:  qt4-mac                 |  
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Comment(by jmr@…):

 You probably want to delete the unused patch from files as well?

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Ticket URL: <https://trac.macports.org/ticket/29366#comment:2>
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