[MacPorts] #67923: gtk4 @4.10.4: add broadway variant

[MacPorts]

#67923: gtk4 @4.10.4: add broadway variant
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  Reporter:  diogob003    |      Owner:  mascguy
      Type:  enhancement  |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:  2.8.1
Resolution:               |   Keywords:
      Port:  gtk3 gtk4    |
--------------------------+----------------------
Changes (by mascguy):

 * status:  new => assigned
 * owner:  (none) => mascguy
 * port:  gtk4 => gtk3 gtk4


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Ticket URL: <https://trac.macports.org/ticket/67923#comment:1>
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