Updated copyright notice on files written at Teknic

Author: js-teknic

variants/clearcore/pins_arduino.h

@@ -2,7 +2,7 @@
   pins_arduino.h - Pin definition functions for Arduino
   Part of Arduino - http://www.arduino.cc/
 
-  Copyright (c) 2007 David A. Mellis
+  Copyright 2020, Teknic, Inc.
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
@@ -117,4 +117,4 @@
 #define MISO CLEARCORE_PIN_INVALID
 #define SCK  CLEARCORE_PIN_INVALID
 
-#define SDCARD_SPI SPI2
+#define SDCARD_SPI SPI2