arm64: dts: exynos: add missing space before {

Add missing whitespace between node name/label and opening {.

Link: https://lore.kernel.org/r/20230705145942.293527-1-krzysztof.kozlowski@linaro.orgSigned-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

arch/arm64/boot/dts/exynos/exynosautov9.dtsi

@@ -313,7 +313,7 @@ wakeup-interrupt-controller {
 			};
 		};
 
-		pinctrl_aud: pinctrl@19c60000{
+		pinctrl_aud: pinctrl@19c60000 {
 			compatible = "samsung,exynosautov9-pinctrl";
 			reg = <0x19c60000 0x1000>;
 		};