GUI: added starting chat hints about popup hotkeys (hold <ALT+E> to force image, press <ALT+D> to show/hide right card panel)

Mage.Client/src/main/java/mage/client/game/GamePanel.java

@@ -2280,6 +2280,7 @@ public final class GamePanel extends javax.swing.JPanel {
         this.getActionMap().put("ENLARGE_SOURCE", new AbstractAction() {
             @Override
             public void actionPerformed(ActionEvent actionEvent) {
+                // TODO: doesn't work? 26.11.2023
                 if (isUserImputActive()) return;
                 ActionCallback callback = Plugins.instance.getActionCallback();
                 ((MageActionCallback) callback).enlargeCard(EnlargeMode.ALTERNATE);