ARM: dts: microchip: sama5d27_wlsom1: rename spi-cs-setup-ns property to spi-cs-setup-delay-ns

The naming scheme for delay properties includes "delay" in the name,
so renaming spi-cs-setup-ns property to spi-cs-setup-delay-ns.

Fixes: 417e58ea41ab ("ARM: dts: at91-sama5d27_wlsom1: Set sst26vf064b SPI NOR flash at its maximum frequency")
Signed-off-by: Manikandan Muralidharan <[e-mail]>
Reviewed-by: Claudiu Beznea <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Claudiu Beznea <[e-mail]>

arch/arm/boot/dts/microchip/at91-sama5d27_wlsom1.dtsi

···
 		compatible = "jedec,spi-nor";
 		reg = <0>;
 		spi-max-frequency = <104000000>;
-		spi-cs-setup-ns = <7>;
+		spi-cs-setup-delay-ns = <7>;
 		spi-rx-bus-width = <4>;
 		spi-tx-bus-width = <4>;
 		m25p,fast-read;