plat: renesas: common: Include ulcb_cpld.h conditionally

Include header ulcb_cpld.h in plat_pm.c only if RCAR_GEN3_ULCB
is enabled.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Change-Id: Ie89223097c608265c50e32778e8df28feed82480
1 file changed