[MacPorts] #49747: Update py-pymc to 2.3.6, correct GitHub PortGroup add gcc5 (as default) and py35 variants

[MacPorts]

#49747: Update py-pymc to 2.3.6, correct GitHub PortGroup add gcc5 (as default) and
py35 variants
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  Reporter:  russell.jones@…  |      Owner:  macports-tickets@…
      Type:  update           |     Status:  new
  Priority:  Normal           |  Milestone:
 Component:  ports            |    Version:  2.3.4
Resolution:                   |   Keywords:
      Port:  py-pymc          |
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Comment (by russell.jones@…):

 Yes, using +gcc5 for numpy, scipy and py-pymc prevents the test failure.

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Ticket URL: <https://trac.macports.org/ticket/49747#comment:1>
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