[MacPorts] #52781: Trac: link "Keywords:" label in ticket viewer and editor with the corresponding guideline wiki page

[MacPorts]

#52781: Trac: link  "Keywords:" label in ticket viewer and editor with the
corresponding guideline wiki page
-----------------------------+---------------------
  Reporter:  mkae            |      Owner:  admin@…
      Type:  enhancement     |     Status:  closed
  Priority:  Normal          |  Milestone:
 Component:  server/hosting  |    Version:
Resolution:  fixed           |   Keywords:
      Port:                  |
-----------------------------+---------------------

Comment (by neverpanic):

 Since you used `req.path_info.startswith('/ticket')` I'd expect this to
 show up on this ticket as well, but that doesn't seem to be the case. Am I
 misunderstanding something?

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Ticket URL: <https://trac.macports.org/ticket/52781#comment:8>
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