drivers: renesas: rcar: delay: Fix checkpatch warnings

Fix checkpatch warnings.

There are no functional changes.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Change-Id: Iec7dd019bd38e84eccd8cc17189745fdef1911bb
1 file changed