[MacPorts] #19385: itext: update to 2.1.5

[MacPorts]

#19385: itext: update to 2.1.5
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  Reporter:  ryandesign  |      Owner:  macports-tickets@…
      Type:  update      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  1.7.1
Resolution:              |   Keywords:
      Port:  itext       |
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Comment (by chrstphrchvz):

 Latest is 7.1.10 (2020-02-13): https://github.com/itext/itext7

 If this port is to be updated, it should be migrated to Java portgroup and
 remove fallback dependency on `kaffe`.

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Ticket URL: <https://trac.macports.org/ticket/19385#comment:6>
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