[MacPorts] #52048: iTerm2: update to 3.0.8

[MacPorts]

#52048: iTerm2: update to 3.0.8
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  Reporter:  ryandesign@…  |      Owner:  emer@…
      Type:  update        |     Status:  new
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:
Resolution:                |   Keywords:
      Port:  iTerm2        |
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Comment (by emer@…):

 Upgrading to 3.0.8 is straight forward, but when I tried to disable
 sparkle like previously, I got @dyld runtime errors.

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Ticket URL: <https://trac.macports.org/ticket/52048#comment:1>
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