rcar-gen3: machine: Update KERNEL_DEVICETREE for H3ULCB
rcar-gen3: machine: Update KERNEL_DEVICETREE for H3ULCB

This commit updates machine configuration to remove "r8a77950-ulcb.dtb"
for H3ULCB.

Signed-off-by: Hau Vo <92277e12d017ccc7897a9f9ddc7a97dcaf53b151@renesas.com>
Signed-off-by: Duy Dang <2f6c7e7e2bec44da13d878c782ffd193b3d5aae2@renesas.com>

renesas-rcar/meta-renesas,renesas-rcar/meta-renesas,renesas-rcar/meta-renesas,renesas-rcar/meta-renesas