Update copyright and license to aes_mbedtls.c

Author: Arto Kinnunen

source/Service_Libs/CCM_lib/mbedOS/aes_mbedtls.c

@@ -1,7 +1,22 @@
 /*
- *  FIPS-197 compliant AES implementation
+ * Copyright (c) 2006-2017, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
  *
- *  Copyright (c) 2006-2015, ARM Limited, All Rights Reserved
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ *  FIPS-197 compliant AES implementation
  *
  *  This file is derived from aes.c in mbed TLS 1.3.10, stripped down to
  *  only support 128-bit encryption.