Update Doxygen file blocks to remove copyright and license information
diff --git a/include/mbedtls/pkcs12.h b/include/mbedtls/pkcs12.h
index 9b2d904..a621ef5 100644
--- a/include/mbedtls/pkcs12.h
+++ b/include/mbedtls/pkcs12.h
@@ -2,7 +2,8 @@
  * \file pkcs12.h
  *
  * \brief PKCS#12 Personal Information Exchange Syntax
- *
+ */
+/*
  *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
  *  SPDX-License-Identifier: Apache-2.0
  *