arm64/dts: sweet-sdmmagpie: Increase minimum backlight level again

[vbajs]
* Needed to fix 90hz lines at lowest brightness
* Value reversed from skiddie kernel dtbo

Signed-off-by: Yahya Wessam <yahyawessam2002@gmail.com>

Author: arswb

arch/arm64/boot/dts/qcom/xiaomi/sweet/sweet-sdmmagpie.dtsi

@@ -721,7 +721,7 @@ And public attribution of xiaomi platforms(like F3 and so and)
 &dsi_k6_38_0c_0a_fhd_dsc_video {
 	qcom,panel-supply-entries = <&dsi_panel_pwr_supply_labibb_amoled>;
 	qcom,mdss-dsi-bl-pmic-control-type = "bl_ctrl_dcs";
-	qcom,mdss-dsi-bl-min-level = <8>;
+	qcom,mdss-dsi-bl-min-level = <20>;
 	qcom,mdss-dsi-bl-max-level = <2047>;
 	qcom,mdss-brightness-max-level = <2047>;
 	qcom,mdss-dsi-mode-sel-gpio-state = "single_port";