[MacPorts] #36498: ZMQ - Port update + maintainer update

[MacPorts]

#36498: ZMQ - Port update + maintainer update
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  Reporter:  merijn@…  |      Owner:  macports-tickets@…
      Type:  update    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.1.2
Resolution:            |   Keywords:  haspatch, maintainer
      Port:  zmq       |
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Comment (by macsforever2000@…):

 Please attach a unified diff of the Portfile so we can easily see what
 changes you made.

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Ticket URL: <https://trac.macports.org/ticket/36498#comment:1>
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