Changes to List All Openings

added the new optional query request parameter hris_ids[]

added the new optional query request parameter listing_status

added the non-success response with the status 422

added the optional property funnels/items/hris_id to the response with the 200 status

added the optional property funnels/items/internal_job_duration to the response with the 200 status

added the optional property funnels/items/internal_job_expiration_action to the response with the 200 status

added the optional property funnels/items/internal_job_expiration_date to the response with the 200 status

added the optional property funnels/items/listing_activation_default to the response with the 200 status

added the optional property funnels/items/listing_deactivation_default to the response with the 200 status

added the optional property funnels/items/listing_status to the response with the 200 status