[MacPorts] #33817: vala: update to 0.16.0

[MacPorts]

#33817: vala: update to 0.16.0
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 Reporter:  anatol.pomozov@…          |       Owner:  dports@…           
     Type:  update                    |      Status:  assigned           
 Priority:  Normal                    |   Milestone:                     
Component:  ports                     |     Version:                     
 Keywords:  haspatch                  |        Port:  vala               
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Changes (by dports@…):

  * owner:  macports-tickets@… => dports@…
  * status:  new => assigned
 * cc: dports@… (removed)


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Ticket URL: <https://trac.macports.org/ticket/33817#comment:1>
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