[MacPorts] #27677: tilp2 and friends: remove pre-destroot chmodding of install-sh

[MacPorts]

#27677: tilp2 and friends: remove pre-destroot chmodding of install-sh
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 Reporter:  ryandesign@…             |       Owner:  and.damore@…                                        
     Type:  enhancement              |      Status:  new                                                 
 Priority:  Normal                   |   Milestone:                                                      
Component:  ports                    |     Version:  1.9.2                                               
 Keywords:                           |        Port:  tilp2 libticonv libtifiles2 libticables2 libticalcs2
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 tilp2, libticonv, libtifiles2, libticables2, and libticalcs2 install fine
 even when I remove this block from the portfiles:

 {{{
 pre-destroot {
     system "chmod +x ${worksrcpath}/install-sh "
 }
 }}}

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Ticket URL: <https://trac.macports.org/ticket/27677>
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