[MacPorts] #53263: Add Python 3.6 to py-flake8

[MacPorts]

#53263: Add Python 3.6 to py-flake8
--------------------------+----------------------
  Reporter:  radarhere    |      Owner:  petrrr
      Type:  enhancement  |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  haspatch
      Port:  py-flake8    |
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Changes (by mf2k):

 * owner:   => petrrr
 * cc: petrrr (removed)
 * version:  2.3.5 =>
 * status:  new => assigned


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Ticket URL: <https://trac.macports.org/ticket/53263#comment:1>
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