Changes to List Redis instances

added the new 10g enum value to the items/redis/plan response property for the response status 200

added the new 1g enum value to the items/redis/plan response property for the response status 200

added the new 20g enum value to the items/redis/plan response property for the response status 200

added the new 256mb enum value to the items/redis/plan response property for the response status 200

added the new 40g enum value to the items/redis/plan response property for the response status 200

added the new 5g enum value to the items/redis/plan response property for the response status 200

added the optional property code to the response with the 400 status

added the optional property code to the response with the 401 status

added the optional property code to the response with the 404 status

added the optional property code to the response with the 409 status

added the optional property code to the response with the 429 status

added the optional property code to the response with the 500 status

added the optional property code to the response with the 503 status