[MacPorts] #40010: Add link to current port categories in MacPorts Guide 4.2

[MacPorts]

#40010: Add link to current port categories in MacPorts Guide 4.2
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  Reporter:  smithsp@…    |      Owner:  macports-tickets@…
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  guide        |    Version:
Resolution:               |   Keywords:
      Port:               |
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Changes (by mf2k@…):

 * owner:  markd@… => macports-tickets@…


Comment:

 markd has retired. See #44782.

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Ticket URL: <https://trac.macports.org/ticket/40010#comment:1>
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