[MacPorts] #53054: vcsn @2.2: update to 2.4

[MacPorts]

#53054: vcsn @2.2: update to 2.4
---------------------+---------------------------------
  Reporter:  akimd   |      Owner:  larryv
      Type:  update  |     Status:  closed
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:
Resolution:  fixed   |   Keywords:  haspatch maintainer
      Port:  vcsn    |
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Comment (by akimd):

 In [changeset:"81c3d88c92145942ebebb4ba92807771d725c7dc/macports-ports"
 81c3d88c/macports-ports]:
 {{{
 #!ConfigurableCommitTicketReference repository="macports-ports"
 revision="81c3d88c92145942ebebb4ba92807771d725c7dc"
 vcsn: Update to 2.4, switch to Python 3.5

 Closes: https://trac.macports.org/ticket/53054
 }}}

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Ticket URL: <https://trac.macports.org/ticket/53054#comment:6>
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