usb:udc:samsung:fix Remove the req_config flag

The dev->req_config flag was indicating that the forwarded
request needs to perform the usb gadget delayed status.
This is however not needed anymore, so it can be removed.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Marek Vasut <marex@denx.de>
diff --git a/include/usb/s3c_udc.h b/include/usb/s3c_udc.h
index 31d8f6c..6c973b6 100644
--- a/include/usb/s3c_udc.h
+++ b/include/usb/s3c_udc.h
@@ -102,7 +102,7 @@
 
 	unsigned char usb_address;
 
-	unsigned req_pending:1, req_std:1, req_config:1;
+	unsigned req_pending:1, req_std:1;
 };
 
 extern struct s3c_udc *the_controller;