[MacPorts] #53920: Please update re2c to 0.16

[MacPorts]

#53920: Please update re2c to 0.16
-----------------------+----------------------
  Reporter:  pmetzger  |      Owner:
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:  haspatch
      Port:  re2c      |
-----------------------+----------------------
Changes (by pmetzger):

 * Attachment "re2c-Portfile.diff" added.

 Diff of the same (though most lines are changed)

--
Ticket URL: <https://trac.macports.org/ticket/53920>
MacPorts <https://www.macports.org/>
Ports system for macOS