[MacPorts] #54765: dmd @2.073.2: update to 2.076.0, update license

[MacPorts]

#54765: dmd @2.073.2: update to 2.076.0, update license
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 Reporter:  l2dy    |      Owner:  tenomoto
     Type:  update  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  dmd
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 See https://github.com/dlang/dmd/pull/6680.

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Ticket URL: <https://trac.macports.org/ticket/54765>
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