[MacPorts] #55814: py-isodate: restore py34 subport

[MacPorts]

#55814: py-isodate: restore py34 subport
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  Reporter:  dbevans     |      Owner:  esafak
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  py-isodate  |
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Comment (by mf2k):

 As someone who prefers removing older pythons, why not simply remove the
 py34-prov, py34-rdflib and py34-sparqlwrapper sub-ports? It looks like py-
 sparqlwrapper needs an update and to add py36 anyway.

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Ticket URL: <https://trac.macports.org/ticket/55814#comment:1>
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