bug 修复

firmware/ai_light/ai_light.ino

@@ -484,7 +484,7 @@ void setupBLE() {
   BLEDevice::init(BLE_DEVICE_NAME);
   pServer = BLEDevice::createServer();
   pServer->setCallbacks(new ServerCallbacks());
-  BLEService* pService = pServer->createService(SERVICE_UUID);
+  BLEService* pService = pServer->createService(BLEUUID(SERVICE_UUID), 20);
 
   pModeCharacteristic = pService->createCharacteristic(MODE_CHAR_UUID,
     BLECharacteristic::PROPERTY_READ | BLECharacteristic::PROPERTY_WRITE | BLECharacteristic::PROPERTY_NOTIFY);