T11179: Update wikis version and theme

[Yuri Chornoivan]

yurchor added a comment.


  It looks fine for me. Export works as expected. No issues found except for the above-mentioned ones.
  
  Thanks for your work.

TASK DETAIL
  https://phabricator.kde.org/T11179

To: ognarb, yurchor
Cc: yurchor, kde-doc-english, ognarb, gennad, fbampaloukas, GB_2, Anachronox, skadinna, jriddell, sheedy, lydia, ochurlaud, kvermette
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