[MacPorts] #53713: Upgrade weechat to 1.7

[MacPorts]

#53713: Upgrade weechat to 1.7
----------------------+----------------------
  Reporter:  Nax      |      Owner:  harciga
      Type:  update   |     Status:  assigned
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:           |   Keywords:  haspatch
      Port:  weechat  |
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Changes (by harciga):

 * Attachment "Portfile-weechat.diff" added.

 maintainer's patch

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Ticket URL: <https://trac.macports.org/ticket/53713>
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