usb: s3c-otg: Rename usb/s3c_udc.h to usb/dwc2_udc.h

The driver is actually for the Designware DWC2 controller.
This patch renames the global s3c_udc.h header to dwc2_udc.h.

The rename is done automatically:
	$ sed -i "s/s3c_udc\.h/dwc2_udc.h/g" \
		`git grep "s3c_udc\.h" | cut -d : -f 1`

Signed-off-by: Marek Vasut <marex@denx.de>
diff --git a/board/samsung/odroid/odroid.c b/board/samsung/odroid/odroid.c
index a3ee159..b4cb332 100644
--- a/board/samsung/odroid/odroid.c
+++ b/board/samsung/odroid/odroid.c
@@ -19,7 +19,7 @@
 #include <errno.h>
 #include <mmc.h>
 #include <usb.h>
-#include <usb/s3c_udc.h>
+#include <usb/dwc2_udc.h>
 #include <samsung/misc.h>
 #include "setup.h"