[media] v4l2-dv-timings.h: remove duplicate V4L2_DV_BT_DMT_1366X768P60

This particular DMT timing definition was duplicated in the header.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

include/uapi/linux/v4l2-dv-timings.h

@@ -823,12 +823,4 @@
 		V4L2_DV_FL_REDUCED_BLANKING) \
 }
 
-#define V4L2_DV_BT_DMT_1366X768P60 { \
-	.type = V4L2_DV_BT_656_1120, \
-	V4L2_INIT_BT_TIMINGS(1366, 768, 0, \
-		V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \
-		85500000, 70, 143, 213, 3, 3, 24, 0, 0, 0, \
-		V4L2_DV_BT_STD_DMT, 0) \
-}
-
 #endif