arm64: dts: qcom: Drop reg-names from QMP PHY nodes

The 'reg-names' is not a supported/used property.  Drop it from QMP PHY
nodes to fix dtbs_check warnings like below.

phy-wrapper@88e9000: 'reg-names' does not match any of the regexes: '^phy@[0-9a-f]+$', 'pinctrl-[0-9]+'
        arch/arm64/boot/dts/qcom/sm8350-hdk.dt.yaml
        arch/arm64/boot/dts/qcom/sm8350-mtp.dt.yaml
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210929034253.24570-7-shawn.guo@linaro.org

arch/arm64/boot/dts/qcom/sdm845.dtsi

@@ -3707,7 +3707,6 @@ usb_1_qmpphy: phy@88e9000 {
 			compatible = "qcom,sdm845-qmp-usb3-phy";
 			reg = <0 0x088e9000 0 0x18c>,
 			      <0 0x088e8000 0 0x10>;
-			reg-names = "reg-base", "dp_com";
 			status = "disabled";
 			#address-cells = <2>;
 			#size-cells = <2>;

arch/arm64/boot/dts/qcom/sm8150.dtsi

@@ -3088,7 +3088,6 @@ usb_1_qmpphy: phy@88e9000 {
 			compatible = "qcom,sm8150-qmp-usb3-phy";
 			reg = <0 0x088e9000 0 0x18c>,
 			      <0 0x088e8000 0 0x10>;
-			reg-names = "reg-base", "dp_com";
 			status = "disabled";
 			#address-cells = <2>;
 			#size-cells = <2>;

arch/arm64/boot/dts/qcom/sm8350.dtsi

@@ -1300,7 +1300,6 @@ usb_1_qmpphy: phy-wrapper@88e9000 {
 			compatible = "qcom,sm8350-qmp-usb3-phy";
 			reg = <0 0x088e9000 0 0x200>,
 			      <0 0x088e8000 0 0x20>;
-			reg-names = "reg-base", "dp_com";
 			status = "disabled";
 			#address-cells = <2>;
 			#size-cells = <2>;