shorter todo note

GUI/View/Import/RealDataSelectorWidget.cpp

@@ -71,8 +71,7 @@ RealDataSelectorWidget::RealDataSelectorWidget(QWidget* parent, ProjectDocument*
     connect(m_removeDataAction, &QAction::triggered, this,
             &RealDataSelectorWidget::removeCurrentItem);
 
-    // #baimport ++ following line necessary for tree as well? relevant for RealItems at all?
-    // m_itemTree->setAttribute(Qt::WA_MacShowFocusRect, false);
+    // m_itemTree->setAttribute(Qt::WA_MacShowFocusRect, false); // TODO/Mac: needed?
     m_itemTree->setItemsExpandable(false);
     m_itemTree->setRootIsDecorated(false);
     m_itemTree->setHeaderHidden(true);