plat: renesas: rcar: Fix checkpatch warnings

Fix checkpatch warnings.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Change-Id: I46801b563c887dc0a66e224ab4971e6503641529
1 file changed