TagMultiselectWidget: Fix keyboard navigation between items
TagMultiselectWidget: Fix keyboard navigation between items

Due to the missing parameter, when navigating from the input field to the
items, it always navigated to the "next" item (effectively the first one).

Change-Id: If3bdb0aed6eb8b04e8a7282477fe51c49f7d763b

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