arm64: dts: qcom: sm8250: correct Soundwire node name

Soundwire Devicetree bindings expect the Soundwire controller device
node to be named just "soundwire":

  sm8250-xiaomi-elish-boe.dtb: soundwire-controller@3250000: $nodename:0: 'soundwire-controller@3250000' does not match '^soundwire(@.*)?$'
Reported-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20231107102111.16465-2-krzysztof.kozlowski@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/sm8250.dtsi

@@ -2592,7 +2592,7 @@ wsamacro: codec@3240000 {
 			status = "disabled";
 		};
 
-		swr0: soundwire-controller@3250000 {
+		swr0: soundwire@3250000 {
 			reg = <0 0x03250000 0 0x2000>;
 			compatible = "qcom,soundwire-v1.5.1";
 			interrupts = <GIC_SPI 202 IRQ_TYPE_LEVEL_HIGH>;
@@ -2658,7 +2658,7 @@ rxmacro: rxmacro@3200000 {
 			#sound-dai-cells = <1>;
 		};
 
-		swr1: soundwire-controller@3210000 {
+		swr1: soundwire@3210000 {
 			reg = <0 0x03210000 0 0x2000>;
 			compatible = "qcom,soundwire-v1.5.1";
 			status = "disabled";
@@ -2705,7 +2705,7 @@ txmacro: txmacro@3220000 {
 		};
 
 		/* tx macro */
-		swr2: soundwire-controller@3230000 {
+		swr2: soundwire@3230000 {
 			reg = <0 0x03230000 0 0x2000>;
 			compatible = "qcom,soundwire-v1.5.1";
 			interrupts = <GIC_SPI 297 IRQ_TYPE_LEVEL_HIGH>;