Changes to Get pending address book requests

removed the required property spaceId from the response with the 200 status

added the non-success response with the status 400

for the path request parameter spaceId, the type was generalized from number to string

response property spaceId deprecated

added the required property spaceUuid to the response with the 200 status

added the required property data/items/requestedByUserId to the response with the 200 status

added the required property data/items/reviewedBy to the response with the 200 status

added the required property data/items/reviewedByUserId to the response with the 200 status

endpoint added