arm64: dts: rockchip: Use correct pin for lcd-reset pinctrl on rk3399-roc-pc

Fix typo according to schematics.
The original pin is needed to enable vcc3v0_sd in second patch of this series.
Signed-off-by: Markus Reichl <m.reichl@fivetechno.de>
Link: https://lore.kernel.org/r/cd5fd3a8-b0eb-9dc1-c473-9355762cdaa5@fivetechno.deSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi

@@ -576,7 +576,7 @@ pwr_key_l: pwr-key-l {
 
 	lcd-panel {
 		lcd_panel_reset: lcd-panel-reset {
-			rockchip,pins = <4 RK_PD6 RK_FUNC_GPIO &pcfg_pull_up>;
+			rockchip,pins = <4 RK_PD5 RK_FUNC_GPIO &pcfg_pull_up>;
 		};
 	};