driver: net: fsl-mc: updated copyright info

Updated copyright info for the issues reported after running
check-legal test.

Signed-off-by: Yogesh Gaur <yogeshnarayan.gaur@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/drivers/net/fsl-mc/dpni.c b/drivers/net/fsl-mc/dpni.c
index 5cf5eeb..443e430 100644
--- a/drivers/net/fsl-mc/dpni.c
+++ b/drivers/net/fsl-mc/dpni.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * Copyright (C) 2013-2016 Freescale Semiconductor
+ * Copyright 2013-2016 Freescale Semiconductor, Inc.
  * Copyright 2017 NXP
  */