Changes to Editor queue of review requests.

added the new approved enum value to the items/items/status response property for the response status 200

added the new archived enum value to the items/items/article_status response property for the response status 200

added the new declined enum value to the items/items/status response property for the response status 200

added the new draft enum value to the items/items/article_status response property for the response status 200

added the new feedback enum value to the items/items/intent response property for the response status 200

added the new pending enum value to the items/items/status response property for the response status 200

added the new publication enum value to the items/items/intent response property for the response status 200

added the new published enum value to the items/items/article_status response property for the response status 200

added the new resolved enum value to the items/items/status response property for the response status 200

added the new withdrawn enum value to the items/items/status response property for the response status 200

added the new optional query request parameter assignee

added the optional property items/items/assignee to the response with the 200 status

endpoint added