[MacPorts] #39374: mlt: upgrade to 0.9.0

[MacPorts]

#39374: mlt: upgrade to 0.9.0
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 Reporter:  dan@…                |      Owner:  macports-tickets@…
     Type:  defect               |     Status:  new
 Priority:  Normal               |  Milestone:
Component:  ports                |    Version:  2.1.3
 Keywords:  maintainer haspatch  |       Port:  mlt
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Ticket URL: <https://trac.macports.org/ticket/39374>
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