Fixup previous commit and make it backwards-compatible

src/korganizer.cpp

@@ -31,6 +31,7 @@
 #include <KToolBar>
 #include <QLabel>
 #include <QStatusBar>
+#include <kxmlgui_version.h>
 #ifdef WITH_KUSERFEEDBACK
 #include "userfeedback/userfeedbackmanager.h"
 #include <KUserFeedback/NotificationPopup>
@@ -174,7 +175,11 @@ void KOrganizer::initActions()
 
 void KOrganizer::slotEditKeys()
 {
+#if KXMLGUI_VERSION < QT_VERSION_CHECK(5,84,0)
+    KShortcutsDialog::configure(actionCollection(), KShortcutsEditor::LetterShortcutsAllowed);
+#else
     KShortcutsDialog::showDialog(actionCollection(), KShortcutsEditor::LetterShortcutsAllowed, true /*isModal*/);
+#endif
 }
 
 bool KOrganizer::queryClose()