js: update exports

Author: WasabiFan

js/export.ts

@@ -14,4 +14,5 @@ module.exports.Sensor = Sensor;
 module.exports.I2CSensor = I2CSensor;
 module.exports.PowerSupply = PowerSupply;
 module.exports.ServoMotor = ServoMotor;
-module.exports.DCMotor = DCMotor;
+module.exports.DCMotor = DCMotor;
+module.exports.LED = LED;