*Update SidebarState logic so that opening and closing panels reverts to the correct launcher visibility for the show and hide setting *Add a test Differential Revision: https://phabricator.services.mozilla.com/D231838
*Update SidebarState logic so that opening and closing panels reverts to the correct launcher visibility for the show and hide setting *Add a test Differential Revision: https://phabricator.services.mozilla.com/D231838