SelectWidget: Call #chooseItem instead of #selectItem when enter is pressed
SelectWidget: Call #chooseItem instead of #selectItem when enter is pressed

The meaning of 'select' changed to programmatic only since this
code was written. Choose is for user-generated events.

Bug: T105684
Change-Id: I9bc7690f8c2ff035068e50e2b51f75a9f0c86187

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