ARM: dts: rockchip: add #sound-dai-cells to hdmi node no rk3036

'#sound-dai-cells' is required to properly interpret
the list of DAI specified in the 'sound-dai' property,
so add them to the 'hdmi' node for 'rk3036.dtsi'.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/55d302e5-c018-4b93-84c1-8cf75162e939@gmail.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm/boot/dts/rockchip/rk3036.dtsi

@@ -402,6 +402,7 @@ hdmi: hdmi@20034000 {
 		rockchip,grf = <&grf>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&hdmi_ctl>;
+		#sound-dai-cells = <0>;
 		status = "disabled";
 
 		ports {