plat: nvidia: remove spurious UTF-8 characters at top of platform files

Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: Iee7fb43990047b27972e99572ec4b3dc4e5c0423

plat/nvidia/tegra/include/drivers/security_engine.h

-/*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+/*
+ * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
  * Copyright (c) 2017, NVIDIA CORPORATION.  All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause

plat/nvidia/tegra/soc/t194/drivers/se/se.c

-/*
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
  * Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause

plat/nvidia/tegra/soc/t194/drivers/se/se_private.h

-/*
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
  * Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause

plat/nvidia/tegra/soc/t210/drivers/se/se_private.h

-/*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+/*
+ * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
  * Copyright (c) 2017, NVIDIA CORPORATION.  All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause

plat/nvidia/tegra/soc/t210/drivers/se/security_engine.c

-/*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+/*
+ * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
  * Copyright (c) 2017, NVIDIA CORPORATION.  All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause