arm64: dts: mediatek: mt8188-geralt: drop firmware-name from first SCP core

Arnd pointed out that having firmware-name in the device tree is wrong.
Drop it.

Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

Author: wens

arch/arm64/boot/dts/mediatek/mt8188-geralt.dtsi

@@ -1166,7 +1166,6 @@
 &scp_c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&scp_pins>;
-	firmware-name = "mediatek/mt8188/scp.img";
 	memory-region = <&scp_mem_reserved>;
 	status = "okay";
 };