[MacPorts] #58130: gtk3 @3.22.30: update to 3.24

[MacPorts]

#58130: gtk3 @3.22.30: update to 3.24
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 Reporter:  speleo3  |      Owner:  (none)
     Type:  update   |     Status:  new
 Priority:  Normal   |  Milestone:
Component:  ports    |    Version:
 Keywords:           |       Port:
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 GTK 3.24.3 has 3 fixes for the quartz backend, including hidpi scaling
 (fixes wrong font scaling).

 https://gitlab.gnome.org/GNOME/gtk/blob/gtk-3-24/NEWS

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Ticket URL: <https://trac.macports.org/ticket/58130>
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