QmlProfiler: Remover "rubber" behavior for horizontal Flickable.

By overflicking you could reduce the selected range and implicitly zoom
in. That seemed wrong. The rubber effect doesn't serve a real purpose
on desktop applications anyway.

Task-number: QTCREATORBUG-10864
Change-Id: Id4d6107e23c184621c5fcce21bf042e6ed4bd8e6
Reviewed-by: Kai Koehne <kai.koehne@digia.com>

src/plugins/qmlprofiler/qml/MainView.qml

@@ -330,6 +330,7 @@ Rectangle {
             contentWidth: 0
             height: labels.height + labelsTail.height
             flickableDirection: Flickable.HorizontalFlick
+            boundsBehavior: Flickable.StopAtBounds
 
             onContentXChanged: view.updateZoomControl()
             clip:true