Pass the metatypes of the contained types rather than the stored types.
[ChangeLog][QtQml][Important Behavior Changes] The AOT compiled code for
type-annotated JavaScript functions does not let you pass or return
values of the wrong type anymore.
Fixes: QTBUG-119885
Change-Id: I685d398c0745d32a999a3abd76c622a2c0d6651f
Reviewed-by: Olivier De Cannière <olivier.decanniere@qt.io>
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
Ulf Hermann