ARM: dts: at91: sama5d27_wlsom1: don't keep ldo2 enabled all the time

ldo2 is not used by any consumer on sama5d27_wlsom1 board, thus
don't keep it enabled all the time.

Fixes: 5d4c3cfb ("ARM: dts: at91: sama5d27_wlsom1: add SAMA5D27 wlsom1 and wlsom1-ek")
Signed-off-by: NClaudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20220826083927.3107272-8-claudiu.beznea@microchip.com

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

@@ -177,7 +177,6 @@
 				regulator-name = "LDO2";
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <3300000>;
-				regulator-always-on;
 
 				regulator-state-standby {
 					regulator-on-in-suspend;