Fix BookletLayout#toggleOutline to use MenuLayout method
Fix BookletLayout#toggleOutline to use MenuLayout method

Bug: T88471
Change-Id: I16faa1c14d795cd27fbcc03037e88b225e9b5fe6

wikimedia/oojs-ui,wikimedia/oojs-ui,wikimedia/oojs-ui,wikimedia/oojs-ui