Update spi_api.c

Author: ThunderSoft123

targets/TARGET_TT/TARGET_TT_M3HQ/spi_api.c

@@ -1,8 +1,8 @@
 /* mbed Microcontroller Library
  *******************************************************************************
- * (C)Copyright TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION 2017 All rights reserved
+ * (C)Copyright TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION 2018 All rights reserved
  * All rights reserved.
- *
+ * SPDX-License-Identifier: Apache-2.0
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *