ARM: at91/defconfig: enable SAMA5D2's SHDWC

Add CONFIG_POWER_RESET_AT91_SAMA5D2_SHDWC

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
[eugen.hristev@microchip.com: update to 5.4]
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>

Author: claudiubeznea

arch/arm/configs/at91_dt_defconfig

@@ -118,7 +118,6 @@ CONFIG_SPI_GPIO=y
 CONFIG_SPI_SPIDEV=m
 CONFIG_GPIO_SYSFS=y
 CONFIG_POWER_RESET=y
-# CONFIG_POWER_RESET_AT91_SAMA5D2_SHDWC is not set
 CONFIG_POWER_SUPPLY=y
 # CONFIG_HWMON is not set
 CONFIG_WATCHDOG=y