[MacPorts] #69334: Update simplekml to newer python

[MacPorts]

#69334: Update simplekml to newer python
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 Reporter:  dershow  |      Owner:  (none)
     Type:  update   |     Status:  new
 Priority:  Normal   |  Milestone:
Component:  ports    |    Version:
 Keywords:           |       Port:  py-simplekml
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 This port is set to only work with python 3.7.  I've tested with newer and
 it works.  Port is attached.

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Ticket URL: <https://trac.macports.org/ticket/69334>
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