[MacPorts] #54499: Update wireshark2 to 2.2.8

[MacPorts]

#54499: Update wireshark2 to 2.2.8
------------------------+------------------------
 Reporter:  ghosthound  |      Owner:
     Type:  update      |     Status:  new
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:
 Keywords:              |       Port:  wireshark2
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 Update wireshark2 to 2.2.8

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Ticket URL: <https://trac.macports.org/ticket/54499>
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