arm64: dts: qcom: msm8998: drop USB PHY clock index

The QMP USB PHY provides a single clock so drop the redundant clock
index.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220705114032.22787-7-johan+linaro@kernel.org

arch/arm64/boot/dts/qcom/msm8998.dtsi

@@ -2053,7 +2053,7 @@ usb1_ssphy: phy@c010200 {
 				      <0xc010600 0x128>,
 				      <0xc010800 0x200>;
 				#phy-cells = <0>;
-				#clock-cells = <1>;
+				#clock-cells = <0>;
 				clocks = <&gcc GCC_USB3_PHY_PIPE_CLK>;
 				clock-names = "pipe0";
 				clock-output-names = "usb3_phy_pipe_clk_src";