[MacPorts] #48326: Update zsh to version 5.0.8

[MacPorts]

#48326: Update zsh to version 5.0.8
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 Reporter:  mdeaudelin@…  |      Owner:  macports-tickets@…
     Type:  update        |     Status:  new
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:
 Keywords:  haspatch      |       Port:  zsh
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Ticket URL: <https://trac.macports.org/ticket/48326>
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