[MacPorts] #49116: py-tox 2.1.1 upgrade version

[MacPorts]

#49116: py-tox 2.1.1 upgrade version
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  Reporter:  pedro.salgado@…  |      Owner:  ryandesign@…
      Type:  update           |     Status:  assigned
  Priority:  Normal           |  Milestone:
 Component:  ports            |    Version:  2.3.4
Resolution:                   |   Keywords:  haspatch maintainer
      Port:  py-tox           |
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Comment (by petr@…):

 I'd propose to leave py34 and py35 subports in parallel for same time, so
 that users can migrate gradually. Once we decide to deprecate python34,
 py34 ports would be systematically removed.

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Ticket URL: <https://trac.macports.org/ticket/49116#comment:3>
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