configs: grouper: drop I2C_MUX

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
diff --git a/configs/grouper_common_defconfig b/configs/grouper_common_defconfig
index 54256ca..258d7b1 100644
--- a/configs/grouper_common_defconfig
+++ b/configs/grouper_common_defconfig
@@ -59,8 +59,6 @@
 CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
 CONFIG_GPIO_HOG=y
 CONFIG_SYS_I2C_TEGRA=y
-CONFIG_I2C_MUX=y
-CONFIG_I2C_MUX_GPIO=y
 CONFIG_BUTTON_KEYBOARD=y
 CONFIG_DM_PMIC=y
 CONFIG_DM_REGULATOR=y