[MacPorts] #67560: solidity: Update to 0.8.20

[MacPorts]

#67560: solidity: Update to 0.8.20
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 Reporter:  ryandesign  |      Owner:  kaimingguo
     Type:  update      |     Status:  assigned
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:
 Keywords:              |       Port:  solidity
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Ticket URL: <https://trac.macports.org/ticket/67560>
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