arm64: dts: imx8mm-phygate: fix typo pinctrcl-0

Fix typo pinctrcl-0 with pinctrl-0.
Fix below warning:

arch/arm64/boot/dts/freescale/imx8mm-phygate-tauri-l-rs232-rs485.dtb: gpio@30220000: 'pinctrl-0' is a dependency of 'pinctrl-names'
        from schema $id: http://devicetree.org/schemas/pinctrl/pinctrl-consumer.yaml#
arch/arm64/boot/dts/freescale/imx8mm-phygate-tauri-l-rs232-rs485.dtb: uart4_rs485_en: $nodename:0: 'uart4_rs485_en' does not match '^(hog-[0-9]+|.+-hog(-[0-9]+)?)$

Fixes: 8d97083c ("arm64: dts: phygate-tauri-l: add overlays for RS232 and RS485")
Reviewed-by: Teresa Remmet <t.remmet@phytec.de>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8mm-phygate-tauri-l-rs232-rs232.dtso

@@ -21,7 +21,7 @@
 
 &gpio3 {
 	pinctrl-names = "default";
-	pinctrcl-0 = <&pinctrl_gpio3_hog>;
+	pinctrl-0 = <&pinctrl_gpio3_hog>;
 
 	uart4_rs485_en {
 		gpio-hog;

arch/arm64/boot/dts/freescale/imx8mm-phygate-tauri-l-rs232-rs485.dtso

@@ -22,7 +22,7 @@
 
 &gpio3 {
 	pinctrl-names = "default";
-	pinctrcl-0 = <&pinctrl_gpio3_hog>;
+	pinctrl-0 = <&pinctrl_gpio3_hog>;
 
 	uart4_rs485_en {
 		gpio-hog;