Add lodgingCheckOut to experienceevent-lodging-reservation.schema.json

[derek-selby]

What are the schemas that are affected by the issue

components/fieldgroups/experience-event/industry-verticals/experienceevent-lodging-reservation.schema.json

What are examples of products that are impacted by the issue

The current lodging reservation field group has a lodgingCheckIn object, but does not contain a matching lodgingCheckOut object, only a checkoutDate. The intention with the new data object is to hold details to populate a guest checkout receipt.