Added license and author information

TheKitty · TheKitty · commit 1b3399939c24 · 2021-10-12T14:48:14.000-04:00
diff --git a/Trinket_Gemma_Mini_Theramin/Trinket_Gemma_Mini_Theramin.ino b/Trinket_Gemma_Mini_Theramin/Trinket_Gemma_Mini_Theramin.ino
@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: 2017 Anne Barela for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+//
 /* Adafruit Trinket/Gemma Example: Simple Theramin
 
   Read the voltage from a Cadmium Sulfide (CdS) photocell voltage
