D18421: [autotests] Stabilize testWindowmanagement

[Vlad Zagorodniy]

zzag added a comment.


  If there are no objections, I'm going to land this revision.

REPOSITORY
  R127 KWayland

REVISION DETAIL
  https://phabricator.kde.org/D18421

To: zzag, #kwin
Cc: kde-frameworks-devel, michaelh, ngraham, bruns