arm64: dts: mediatek: mt8183: kukui: Add scp firmware-name

The upstream SCP firmware path is /lib/firmware/mediatek/mt8183/scp.img
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230220093343.3447381-1-hsinyi@chromium.orgSigned-off-by: Matthias Brugger <matthias.bgg@gmail.com>

arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi

@@ -826,6 +826,8 @@ &pwm0 {
 
 &scp {
 	status = "okay";
+
+	firmware-name = "mediatek/mt8183/scp.img";
 	pinctrl-names = "default";
 	pinctrl-0 = <&scp_pins>;