[MacPorts] #44302: qlandkartegt: upgrade to 1.7.7

[MacPorts]

#44302: qlandkartegt: upgrade to 1.7.7
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 Reporter:               |      Owner:  macports-tickets@…
  michael.klein@…        |     Status:  new
     Type:  update       |  Milestone:
 Priority:  Normal       |    Version:  2.3.1
Component:  ports        |       Port:  qlandkartegt, qlandkartegt-
 Keywords:  haspatch     |  garmindev
  maintainer             |
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 latest upstream

 + simplify livecheck
 + fix master_sites

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Ticket URL: <https://trac.macports.org/ticket/44302>
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