arm64: dts: rockchip: Remove broken tsadc pinctrl binding for rk356x

There is no pinctrl "init" handling in the tsadc driver.
Let's remove this binding.
Signed-off-by: Alexander Shiyan <eagle.alexander923@gmail.com>
Link: https://lore.kernel.org/r/20240709182029.1318214-1-eagle.alexander923@gmail.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk356x.dtsi

@@ -1592,10 +1592,9 @@ tsadc: tsadc@fe710000 {
 			 <&cru SRST_TSADCPHY>;
 		rockchip,grf = <&grf>;
 		rockchip,hw-tshut-temp = <95000>;
-		pinctrl-names = "init", "default", "sleep";
-		pinctrl-0 = <&tsadc_pin>;
-		pinctrl-1 = <&tsadc_shutorg>;
-		pinctrl-2 = <&tsadc_pin>;
+		pinctrl-names = "default", "sleep";
+		pinctrl-0 = <&tsadc_shutorg>;
+		pinctrl-1 = <&tsadc_pin>;
 		#thermal-sensor-cells = <1>;
 		status = "disabled";
 	};