[MacPorts] #53215: squish: Add universal variant

[MacPorts]

#53215: squish: Add universal variant
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 Reporter:  ryandesign   |      Owner:  julian9@…
     Type:  enhancement  |     Status:  new
 Priority:  Normal       |  Milestone:
Component:  ports        |    Version:
 Keywords:               |       Port:  squish
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 Please add a working universal variant for the squish port.

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Ticket URL: <https://trac.macports.org/ticket/53215>
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