qdoc: Added excludedirs to qtquickdialogs.qdocconf
qdoc: Added excludedirs to qtquickdialogs.qdocconf

Added excludedirs += ../qml to qtquickdialogs.qdocconf.

Task-number: QTBUG-33966
Change-Id: I08a74061ed82301712239bc0979ed6fcea0a2448
Reviewed-by: Shawn Rutledge <7b40856c8c1100512025516d7c58756d644d9e8d@digia.com>
Reviewed-by: Jerome Pasion <c10995d24f6b454503389e8d00d837aef038985d@digia.com>

qmlc/qtdeclarative,matthewvogt/qtdeclarative,qmlc/qtdeclarative,matthewvogt/qtdeclarative,mgrunditz/qtdeclarative-2d,mgrunditz/qtdeclarative-2d,mgrunditz/qtdeclarative-2d,mgrunditz/qtdeclarative-2d,matthewvogt/qtdeclarative,qmlc/qtdeclarative,qmlc/qtdeclarative,matthewvogt/qtdeclarative,matthewvogt/qtdeclarative,qmlc/qtdeclarative,qmlc/qtdeclarative,matthewvogt/qtdeclarative,mgrunditz/qtdeclarative-2d,mgrunditz/qtdeclarative-2d,mgrunditz/qtdeclarative-2d,qmlc/qtdeclarative,qmlc/qtdeclarative,matthewvogt/qtdeclarative,matthewvogt/qtdeclarative