ARM: dts: exynos: split dmas into array of phandles in Exynos5250

"dmas" property should be rather an array of phandles, as dtschema
points.
Signed-off-by: NKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: NAndi Shyti <andi@etezian.org>
Reviewed-by: NAlim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20220120175747.43403-2-krzysztof.kozlowski@canonical.com

arch/arm/boot/dts/exynos5250.dtsi

@@ -496,8 +496,7 @@
 			status = "disabled";
 			reg = <0x12d20000 0x100>;
 			interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
-			dmas = <&pdma0 5
-				&pdma0 4>;
+			dmas = <&pdma0 5>, <&pdma0 4>;
 			dma-names = "tx", "rx";
 			#address-cells = <1>;
 			#size-cells = <0>;
@@ -512,8 +511,7 @@
 			status = "disabled";
 			reg = <0x12d30000 0x100>;
 			interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
-			dmas = <&pdma1 5
-				&pdma1 4>;
+			dmas = <&pdma1 5>, <&pdma1 4>;
 			dma-names = "tx", "rx";
 			#address-cells = <1>;
 			#size-cells = <0>;
@@ -528,8 +526,7 @@
 			status = "disabled";
 			reg = <0x12d40000 0x100>;
 			interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
-			dmas = <&pdma0 7
-				&pdma0 6>;
+			dmas = <&pdma0 7>, <&pdma0 6>;
 			dma-names = "tx", "rx";
 			#address-cells = <1>;
 			#size-cells = <0>;