Fix copy-pasta in top-of-file comment

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
diff --git a/tests/src/drivers/test_driver_pake.c b/tests/src/drivers/test_driver_pake.c
index a0b6c1c..52395e4 100644
--- a/tests/src/drivers/test_driver_pake.c
+++ b/tests/src/drivers/test_driver_pake.c
@@ -1,5 +1,5 @@
 /*
- * Test driver for MAC entry points.
+ * Test driver for PAKE entry points.
  */
 /*  Copyright The Mbed TLS Contributors
  *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later