LanguageClient: Select server entry in settings after "Add"

Indicates what to do after adding a server.

Change-Id: Ia68e2944fa18d031c1b7e2fa93723bd861bfded9
Reviewed-by: David Schulz <david.schulz@qt.io>

src/plugins/languageclient/languageclientsettings.cpp

@@ -213,6 +213,7 @@ void LanguageClientSettingsPageWidget::addItem()
 {
     const int row = m_settings.rowCount();
     m_settings.insertRows(row);
+    m_view->setCurrentIndex(m_settings.index(row));
 }
 
 void LanguageClientSettingsPageWidget::deleteItem()