doxygen: Remove copyright block from Doxygen comments
Remove the copyright block from the Doxygen comments, to clean up the
detailed description in the generated Doxygen output. Also, add \file and
\brief tags to all headers in doxygen/input.
diff --git a/doxygen/input/doc_tcpip.h b/doxygen/input/doc_tcpip.h
index 34d3ca1..95f4586 100644
--- a/doxygen/input/doc_tcpip.h
+++ b/doxygen/input/doc_tcpip.h
@@ -1,6 +1,9 @@
/**
- * @file
- * TCP/IP communication module documentation file.
+ * \file doc_tcpip.h
+ *
+ * \brief TCP/IP communication module documentation file.
+ */
+/*
*
* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
* SPDX-License-Identifier: Apache-2.0