Run license task

Author: mirkokurt

src/arduino/app_utils/leds.py

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: Copyright (C) 2025 ARDUINO SA <http://www.arduino.cc>
+#
+# SPDX-License-Identifier: MPL-2.0
+
 from arduino.app_utils import Logger, Bridge
 
 logger = Logger(__name__)