arm64: dts: qcom: qcs6490-rb3gen2: Correct the voltage setting for vph_pwr

Min and max voltages for vph_pwr should be same, otherwise rpmh
will not probe, so correcting the min and max voltages for vph_pwr.

Fixes: 04cf333a ("arm64: dts: qcom: Add base qcs6490-rb3gen2 board dts")
Signed-off-by: Komal Bajaj <quic_kbajaj@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20231220110015.25378-3-quic_kbajaj@quicinc.comSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts

@@ -124,8 +124,8 @@ debug_vm_mem: debug-vm@d0600000 {
 	vph_pwr: vph-pwr-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vph_pwr";
-		regulator-min-microvolt = <2500000>;
-		regulator-max-microvolt = <4350000>;
+		regulator-min-microvolt = <3700000>;
+		regulator-max-microvolt = <3700000>;
 	};
 };