arm64: defconfig: Enable R9A09G047 SoC

Enable support for the Renesas RZ/G3E (R9A09G047) SoC in the ARM64
defconfig.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20241203105005.103927-14-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm64/configs/defconfig

@@ -1457,6 +1457,7 @@ CONFIG_ARCH_R9A07G044=y
 CONFIG_ARCH_R9A07G054=y
 CONFIG_ARCH_R9A08G045=y
 CONFIG_ARCH_R9A09G011=y
+CONFIG_ARCH_R9A09G047=y
 CONFIG_ARCH_R9A09G057=y
 CONFIG_ROCKCHIP_IODOMAIN=y
 CONFIG_ARCH_TEGRA_132_SOC=y