arm64: dts: qcom: sc8280xp-x13s: fix dmic sample rate

The version of dmic that is on X13s panel supports clock frequency
of range 1 Mhz to 4.8 MHz for normal operation.

So correct the existing node to reflect this.

Fixes: 8c1ea87 ("arm64: dts: qcom: sc8280xp-x13s: Add soundcard support")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230302115741.7726-4-srinivas.kandagatla@linaro.org

Author: Srinivas-Kandagatla

arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts

@@ -1075,7 +1075,7 @@
 
 	vdd-micb-supply = <&vreg_s10b>;
 
-	qcom,dmic-sample-rate = <600000>;
+	qcom,dmic-sample-rate = <4800000>;
 
 	status = "okay";
 };