dts: arm: renesas: ra: Correct address and move sdram-ctrl to ra8x1 - Correct address and size for sdram-controller node - Move sdram-controller node from r7fa8d1xh.dtsi to ra8x1.dtsi, since all RA8x1 devices have this hardware IP Signed-off-by: Khoa Nguyen <khoa.nguyen.xh@renesas.com>