ARM: dts: at91: sama5d4_xplained: fix pinctrl phandle name

Pinctrl phandle is for spi1 so rename it to reflect this.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20220331141323.194355-1-claudiu.beznea@microchip.com

arch/arm/boot/dts/at91-sama5d4_xplained.dts

@@ -82,7 +82,7 @@ usart4: serial@fc010000 {
 
 			spi1: spi@fc018000 {
 				pinctrl-names = "default";
-				pinctrl-0 = <&pinctrl_spi0_cs>;
+				pinctrl-0 = <&pinctrl_spi1_cs>;
 				cs-gpios = <&pioB 21 0>;
 				status = "okay";
 			};
@@ -140,7 +140,7 @@ pinctrl_macb0_phy_irq: macb0_phy_irq_0 {
 						atmel,pins =
 							<AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 					};
-					pinctrl_spi0_cs: spi0_cs_default {
+					pinctrl_spi1_cs: spi1_cs_default {
 						atmel,pins =
 							<AT91_PIOB 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 					};