arm64: defconfig: enable ARCH_LG1K

Enable building LG1K support in the defconfig.
Signed-off-by: NChanho Min <chanho.min@lge.com>
Signed-off-by: NOlof Johansson <olof@lixom.net>

arch/arm64/configs/defconfig

@@ -36,6 +36,7 @@ CONFIG_ARCH_BCM_IPROC=y
 CONFIG_ARCH_BERLIN=y
 CONFIG_ARCH_EXYNOS=y
 CONFIG_ARCH_LAYERSCAPE=y
+CONFIG_ARCH_LG1K=y
 CONFIG_ARCH_HISI=y
 CONFIG_ARCH_MEDIATEK=y
 CONFIG_ARCH_MESON=y