configs/imxrt1020-evk/hello: update defconfig with latest
configs/imxrt1020-evk/hello: update defconfig with latest

Currently it does not boot up so that this commit updates
defconfig to do.

Signed-off-by: sunghan-chang <c954e25285721d8faa8b1a5c1ae2ef5a35338d32@samsung.com>

jsdosa/TizenRT,Samsung/TizenRT,jeongarmy/TizenRT,jsdosa/TizenRT,Samsung/TizenRT,jeongarmy/TizenRT,pillip8282/TizenRT,jsdosa/TizenRT,junmin-kim/TizenRT,junmin-kim/TizenRT,junmin-kim/TizenRT,jeongarmy/TizenRT,an4967/TizenRT,pillip8282/TizenRT,jeongarmy/TizenRT,sunghan-chang/TizenRT,jeongarmy/TizenRT,pillip8282/TizenRT,Samsung/TizenRT,junmin-kim/TizenRT,pillip8282/TizenRT,pillip8282/TizenRT,jsdosa/TizenRT,an4967/TizenRT,jeongarmy/TizenRT,sunghan-chang/TizenRT,sunghan-chang/TizenRT,Samsung/TizenRT,jeongchanKim/TizenRT,an4967/TizenRT,an4967/TizenRT,an4967/TizenRT,Samsung/TizenRT,junmin-kim/TizenRT,pillip8282/TizenRT,jeongchanKim/TizenRT,sunghan-chang/TizenRT,jsdosa/TizenRT,junmin-kim/TizenRT,an4967/TizenRT,sunghan-chang/TizenRT,jeongchanKim/TizenRT,sunghan-chang/TizenRT,pillip8282/TizenRT,jeongchanKim/TizenRT,an4967/TizenRT,jeongchanKim/TizenRT,Samsung/TizenRT,jeongchanKim/TizenRT,jeongchanKim/TizenRT,junmin-kim/TizenRT,jsdosa/TizenRT,jsdosa/TizenRT,sunghan-chang/TizenRT,Samsung/TizenRT,jeongarmy/TizenRT