ARM: dts: qcom: sdx65: correct PCIe EP phy-names

Qualcomm PCIe endpoint bindings expect phy-names to be "pciephy":

  arch/arm/boot/dts/qcom/qcom-sdx65-mtp.dtb: pcie-ep@1c00000: phy-names:0: 'pciephy' was expected

Fixes: 9c0bb384 ("ARM: dts: qcom: sdx65: Add support for PCIe EP")
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230924183103.49487-1-krzysztof.kozlowski@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm/boot/dts/qcom/qcom-sdx65.dtsi

@@ -333,7 +333,7 @@ pcie_ep: pcie-ep@1c00000 {
 			power-domains = <&gcc PCIE_GDSC>;
 
 			phys = <&pcie_phy>;
-			phy-names = "pcie-phy";
+			phy-names = "pciephy";
 
 			max-link-speed = <3>;
 			num-lanes = <2>;