Fixed spdx comment
-# SPDX-FileCopyrightText: 2020 Brent Rubell for Adafruit Industries
-#
-# SPDX-License-Identifier: MIT
+// SPDX-FileCopyrightText: 2020 Brent Rubell for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
/*********************************************************************
Learn Guide: BLE Temperature Monitoring Armband
