Update Qt specific expected files after r76115.

* platform/qt/fast/dom/Window/window-properties-expected.txt:
* platform/qt/fast/dom/Window/window-property-descriptors-expected.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@76125 268f45cc-cd09-0410-ab3c-d52691b4dbfc