arm64: dts: qcom: sdm845-cheza: use just "port" in Innolux panel

The panel bindings expect to have only one port, thus they do not allow
to use "ports" node:

  sdm845-cheza-r2.dtb: panel: 'ports' does not match any of the regexes: 'pinctrl-[0-9]+'
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230326155753.92007-1-krzysztof.kozlowski@linaro.org

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

@@ -135,14 +135,12 @@ panel: panel {
 		backlight = <&backlight>;
 		no-hpd;
 
-		ports {
 		panel_in: port {
 			panel_in_edp: endpoint {
 				remote-endpoint = <&sn65dsi86_out>;
 			};
 		};
 	};
-	};
 };
 
 &psci {