Disable tests failing on Windows.

Task-number: QTBUG-32666
Task-number: QTBUG-32667
Task-number: QTBUG-32707

Change-Id: I527120cf6c46bfb9f05baf7ece4d1b0399c773e6
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
Reviewed-by: Alex <alexander.blasche@digia.com>