arm64: dts: rockchip: Add cd-gpios for sdcard detect on Cool Pi 4B

cd-gpios is used for sdcard detects for sdmmc.

Fixes: 3f5d336 ("arm64: dts: rockchip: Add support for rk3588s based board Cool Pi 4B")
Signed-off-by: Andy Yan <andyshrk@163.com>
Link: https://lore.kernel.org/r/20250524064223.5741-2-andyshrk@163.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

Author: andyshrk

arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts

@@ -474,6 +474,7 @@
 	bus-width = <4>;
 	cap-mmc-highspeed;
 	cap-sd-highspeed;
+	cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
 	disable-wp;
 	max-frequency = <150000000>;
 	no-sdio;