[MacPorts] #45918: Update orfeotoolbox port to 4.2.1 version

[MacPorts]

#45918: Update orfeotoolbox port to 4.2.1 version
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 Reporter:  mickael.savinaud@…  |      Owner:  macports-tickets@…
     Type:  update              |     Status:  new
 Priority:  Normal              |  Milestone:
Component:  ports               |    Version:  2.3.2
 Keywords:                      |       Port:
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 A new version of OTB and its application is available 4.2.1. Could you
 please update the port to this new version.

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Ticket URL: <https://trac.macports.org/ticket/45918>
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