[MacPorts] #54383: Update trac.macports.org to latest Trac 1.0.x

[MacPorts]

#54383: Update trac.macports.org to latest Trac 1.0.x
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 Reporter:  raimue          |      Owner:  admin@…
     Type:  update          |     Status:  new
 Priority:  Normal          |  Milestone:
Component:  server/hosting  |    Version:
 Keywords:                  |       Port:
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 Trac 1.0.15 has been released:

 https://trac.edgewall.org/wiki/TracChangeLog#a1.0.xReleases

 We can probably assume all plugins will still work. See also the request
 to update to Trac 1.2.x in #52835.

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Ticket URL: <https://trac.macports.org/ticket/54383>
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