history: fix expand being done too early

Refs #76415

Change-Id: I0912db7f2899f9b4f4a100bec149f075d20c0e6a

callwidget.cpp

@@ -92,9 +92,13 @@ CallWidget::CallWidget(QWidget *parent) :
         ui->historyList->setHeaderHidden(true);
         historyDelegate_ = new HistoryDelegate();
         ui->historyList->setItemDelegate(historyDelegate_);
+
+        connect(CategorizedHistoryModel::SortedProxy::instance()->model(), &QSortFilterProxyModel::layoutChanged, [=]() {
             auto idx = CategorizedHistoryModel::SortedProxy::instance()->model()->index(0,0);
             if (idx.isValid())
                 ui->historyList->setExpanded(idx, true);
+        });
+
 
         ui->sortComboBox->setModel(CategorizedHistoryModel::SortedProxy::instance()->categoryModel());