[MacPorts] #58526: gettext: update to 0.21

[MacPorts]

#58526: gettext: update to 0.21
----------------------+------------------------
  Reporter:  akimd    |      Owner:  ryandesign
      Type:  update   |     Status:  closed
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:  fixed    |   Keywords:  haspatch
      Port:  gettext  |
----------------------+------------------------
Changes (by mascguy):

 * status:  accepted => closed
 * resolution:   => fixed


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Ticket URL: <https://trac.macports.org/ticket/58526#comment:37>
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