[BREAKING CHANGE] ComboBoxWidget: Remove this deprecated alias for ComboBoxInputWidget
[BREAKING CHANGE] ComboBoxWidget: Remove this deprecated alias for ComboBoxInputWidget

Change-Id: Ica494ae489b0c2f71617249dbf1443014555713e

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