Standardise some more headers

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/tests/scripts/depends.py b/tests/scripts/depends.py
index 29ecfdb..38c184a 100755
--- a/tests/scripts/depends.py
+++ b/tests/scripts/depends.py
@@ -1,9 +1,7 @@
 #!/usr/bin/env python3
 
-# Copyright (c) 2022, Arm Limited, All Rights Reserved.
+# Copyright The Mbed TLS Contributors
 # SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
-#
-# This file is part of Mbed TLS (https://tls.mbed.org)
 
 """
 Test Mbed TLS with a subset of algorithms.