Modify vault title when unlocked

src/main/java/org/cryptomator/ui/traymenu/TrayMenuController.java

@@ -91,6 +91,8 @@ class TrayMenuController {
 			unlockItem.addActionListener(createActionListenerForVault(vault, this::unlockVault));
 			submenu.add(unlockItem);
 		} else if (vault.isUnlocked()) {
+			submenu.setLabel("*".concat(submenu.getLabel()));
+
 			MenuItem lockItem = new MenuItem(resourceBundle.getString("traymenu.vault.lock"));
 			lockItem.addActionListener(createActionListenerForVault(vault, this::lockVault));
 			submenu.add(lockItem);