Changes to Get a list of services handled by Kusk-gateway

the items/ports response's property type changed from object to array for status 200

removed the required property items/ports/name from the response with the 200 status

removed the required property items/ports/nodePort from the response with the 200 status

removed the required property items/ports/port from the response with the 200 status

removed the required property items/ports/protocol from the response with the 200 status

removed the required property items/ports/targetPort from the response with the 200 status

added the required property items/ports to the response with the 200 status

removed the required property items/id from the response with the 200 status

added the required property items/namespace to the response with the 200 status