QmlDesigner: remove annoying output

Change-Id: I7f74ece071923208764b767a70436145888fbb54
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Qt CI Patch Build Bot <ci_patchbuild_bot@qt.io>
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>

share/qtcreator/qmldesigner/effectComposerQmlSources/EffectComposerPreview.qml

@@ -382,7 +382,6 @@ Column {
         Connections {
             target: effectComposerModel
             function onShadersBaked() {
-                console.log("Shaders Baked!")
                 updateTimer.restart()
             }
         }