[MacPorts] #49194: wemux: allow tmux-devel to satisfy tmux dependency

[MacPorts]

#49194: wemux: allow tmux-devel to satisfy tmux dependency
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 Reporter:  ryandesign@…  |      Owner:  g5pw@…
     Type:  defect        |     Status:  new
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:  2.3.4
 Keywords:  haspatch      |       Port:  wemux
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 See summary.

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Ticket URL: <https://trac.macports.org/ticket/49194>
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