[MacPorts] #64208: py-ngl: Update

[MacPorts]

#64208: py-ngl: Update
------------------------+----------------------
 Reporter:  ryandesign  |      Owner:  petrrr
     Type:  update      |     Status:  assigned
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:  2.7.1
 Keywords:              |       Port:  py-ngl
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 py-ngl could be updated from 1.3.0b1 to the latest version, currently
 1.6.1

 Versions after 1.6.1 will be under the Apache-2 license.

 Livecheck needs to be fixed.

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Ticket URL: <https://trac.macports.org/ticket/64208>
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