pico-imx6ul: drop warning due to redefined

USB gadget configuration is set in defconfig and
must be removed from pico-imx6ul.h.

Signed-off-by: Stefano Babic <sbabic@denx.de>
CC: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>

include/configs/pico-imx6ul.h

@@ -54,13 +54,9 @@
 #define CONFIG_MXC_USB_FLAGS		0
 #define CONFIG_USB_MAX_CONTROLLER_COUNT	2
 
-#define CONFIG_CI_UDC
 #define CONFIG_USBD_HS
-#define CONFIG_USB_GADGET_DUALSPEED
-#define CONFIG_USB_GADGET
 
 #define CONFIG_USB_FUNCTION_MASS_STORAGE
-#define CONFIG_USB_GADGET_DOWNLOAD
 #define CONFIG_USB_GADGET_VBUS_DRAW	2
 
 #define CONFIG_USB_FUNCTION_DFU
@@ -68,14 +64,6 @@
 #define CONFIG_SYS_DFU_DATA_BUF_SIZE SZ_16M
 #define DFU_DEFAULT_POLL_TIMEOUT 300
 
-#define CONFIG_G_DNL_VENDOR_NUM		0x0525
-#define CONFIG_G_DNL_PRODUCT_NUM	0xa4a5
-#define CONFIG_G_DNL_MANUFACTURER	"FSL"
-
-#define CONFIG_G_DNL_VENDOR_NUM		0x0525
-#define CONFIG_G_DNL_PRODUCT_NUM	0xa4a5
-#define CONFIG_G_DNL_MANUFACTURER	"FSL"
-
 #define CONFIG_DEFAULT_FDT_FILE		"imx6ul-pico-hobbit.dtb"
 
 #define CONFIG_SYS_MMC_IMG_LOAD_PART	1