@Override
	public void menuGroupChanged(String[] menuPath, String group) {
		if (menuPath != null && menuPath.length > 1) {
			MenuManager mgr = getMenuManager(menuPath[0]);
			if (mgr != null) {
				mgr.menuGroupChanged(menuPath, 1, group);
			}
		}
	}
Handles changes to the Menu Group
@param menuPath the menu path whose group changed.
@param group the new group for the given menuPath.
Ghidra/Framework/Docking/src/main/java/docking/menu/MenuBarManager.java