[MacPorts] #54058: py-keyring: please add python 3.6 support

[MacPorts]

#54058: py-keyring: please add python 3.6 support
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 Reporter:  aivazis  |      Owner:
     Type:  request  |     Status:  new
 Priority:  Normal   |  Milestone:
Component:  ports    |    Version:
 Keywords:           |       Port:
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Ticket URL: <https://trac.macports.org/ticket/54058>
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