imx6: aristainetos: sync defconfig with 2020.10

as patch
gpio: search for gpio label if gpio is not found through bank name

is now in mainline, but functionality is disabled, we
need to enable

CONFIG_DM_GPIO_LOOKUP_LABEL

for the aristainetos boards.

Signed-off-by: Heiko Schocher <hs@denx.de>
diff --git a/configs/aristainetos2_defconfig b/configs/aristainetos2_defconfig
index 01990bd..7e90212 100644
--- a/configs/aristainetos2_defconfig
+++ b/configs/aristainetos2_defconfig
@@ -10,6 +10,7 @@
 CONFIG_IMX_HAB=y
 # CONFIG_CMD_DEKBLOB is not set
 # CONFIG_CMD_NANDBCB is not set
+CONFIG_DEFAULT_DEVICE_TREE="imx6dl-aristainetos2_4"
 CONFIG_FIT=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/aristainetos/aristainetos2.cfg"
 CONFIG_BOOTDELAY=3
@@ -53,7 +54,6 @@
 CONFIG_CMD_MTDPARTS=y
 CONFIG_CMD_UBI=y
 CONFIG_OF_CONTROL=y
-CONFIG_DEFAULT_DEVICE_TREE="imx6dl-aristainetos2_4"
 CONFIG_OF_LIST="imx6dl-aristainetos2_4 imx6dl-aristainetos2_7"
 CONFIG_DTB_RESELECT=y
 CONFIG_MULTI_DTB_FIT=y
@@ -61,6 +61,7 @@
 CONFIG_SYS_REDUNDAND_ENVIRONMENT=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_GPIO_HOG=y
+CONFIG_DM_GPIO_LOOKUP_LABEL=y
 CONFIG_DM_PCA953X=y
 CONFIG_DM_I2C=y
 CONFIG_LED=y