[MacPorts] #35773: git-extras: update to version 1.7.0

[MacPorts]

#35773: git-extras: update to version 1.7.0
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 Reporter:  ciserlohn@…             |       Owner:  singingwolfboy@…           
     Type:  update                  |      Status:  new                        
 Priority:  Normal                  |   Milestone:                             
Component:  ports                   |     Version:  2.1.2                      
 Keywords:  haspatch                |        Port:  git-extras                 
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 See the attached patch.

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Ticket URL: <https://trac.macports.org/ticket/35773>
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