arm64: dts: qcom: msm8996: Drop redundant phy-names from DSI controller

phy-names has been marked deprecated. Remove it from the msm8996 DSI
controller block.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220907000105.786265-6-bryan.odonoghue@linaro.org

arch/arm64/boot/dts/qcom/msm8996.dtsi

@@ -1013,7 +1013,6 @@ dsi0: dsi@994000 {
 				assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
 
 				phys = <&dsi0_phy>;
-				phy-names = "dsi";
 				status = "disabled";
 
 				#address-cells = <1>;
@@ -1081,7 +1080,6 @@ dsi1: dsi@996000 {
 				assigned-clock-parents = <&dsi1_phy 0>, <&dsi1_phy 1>;
 
 				phys = <&dsi1_phy>;
-				phy-names = "dsi";
 				status = "disabled";
 
 				#address-cells = <1>;