imx: move CONFIG_VIDEO_IPUV3 to defconfigs

Signed-off-by: Anatolij Gustschin <agust@denx.de>
diff --git a/configs/marsboard_defconfig b/configs/marsboard_defconfig
index 320e14e..a2a0390 100644
--- a/configs/marsboard_defconfig
+++ b/configs/marsboard_defconfig
@@ -35,5 +35,6 @@
 CONFIG_USB_HOST_ETHER=y
 CONFIG_USB_ETHER_ASIX=y
 CONFIG_VIDEO=y
+CONFIG_VIDEO_IPUV3=y
 # CONFIG_VIDEO_SW_CURSOR is not set
 CONFIG_OF_LIBFDT=y