[MacPorts] #53430: Please update swig-ruby to work with ruby-2.4

[MacPorts]

#53430: Please update swig-ruby to work with ruby-2.4
-------------------------+-----------------------
  Reporter:  mouse07410  |      Owner:  michaelld
      Type:  update      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  swig-ruby   |
-------------------------+-----------------------

Comment (by cooljeanius):

 Later ruby versions too, please.

-- 
Ticket URL: <https://trac.macports.org/ticket/53430#comment:5>
MacPorts <https://www.macports.org/>
Ports system for macOS