D19466: Fix example in documentation

[David Faure]

dfaure accepted this revision.
This revision is now accepted and ready to land.

REPOSITORY
  R275 KItemModels

BRANCH
  docfix

REVISION DETAIL
  https://phabricator.kde.org/D19466

To: tbaumgart, dfaure
Cc: kde-frameworks-devel, michaelh, ngraham, bruns