[MacPorts] #37481: doxygen: Remove broken +tcl variant

[MacPorts]

#37481: doxygen: Remove broken +tcl variant
-----------------------+----------------------
  Reporter:  raimue@…  |      Owner:  css@…
      Type:  defect    |     Status:  assigned
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.1.2
Resolution:            |   Keywords:  haspatch
      Port:  doxygen   |
-----------------------+----------------------
Changes (by css@…):

 * status:  new => assigned


Comment:

 Looks fine to remove this variant. I assume I'll need a revbump when doing
 so.

-- 
Ticket URL: <https://trac.macports.org/ticket/37481#comment:1>
MacPorts <http://www.macports.org/>
Ports system for Mac OS