configs: verdin-imx8mp: enable spl_gpio_hog

Enable CONFIG_SPL_GPIO_HOG option to be able to control GPIO hogs from
SPL.

Signed-off-by: Andrejs Cainikovs <andrejs.cainikovs@toradex.com>
Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
diff --git a/configs/verdin-imx8mp_defconfig b/configs/verdin-imx8mp_defconfig
index faf57fd..2df0f4f 100644
--- a/configs/verdin-imx8mp_defconfig
+++ b/configs/verdin-imx8mp_defconfig
@@ -109,6 +109,7 @@
 CONFIG_CLK_IMX8MP=y
 CONFIG_FSL_CAAM=y
 CONFIG_GPIO_HOG=y
+CONFIG_SPL_GPIO_HOG=y
 CONFIG_MXC_GPIO=y
 CONFIG_DM_PCA953X=y
 CONFIG_DM_I2C=y