OMAPDSS: DISPC: fix debugfs reg dump

DISPC reg dump prints a few registers twice. Remove the extra prints.
Signed-off-by: NTomi Valkeinen <tomi.valkeinen@ti.com>

drivers/video/fbdev/omap2/dss/dispc.c

@@ -3257,13 +3257,10 @@ static void dispc_dump_regs(struct seq_file *s)
 		if (i == OMAP_DSS_CHANNEL_DIGIT)
 			continue;
 
-		DUMPREG(i, DISPC_DEFAULT_COLOR);
-		DUMPREG(i, DISPC_TRANS_COLOR);
 		DUMPREG(i, DISPC_TIMING_H);
 		DUMPREG(i, DISPC_TIMING_V);
 		DUMPREG(i, DISPC_POL_FREQ);
 		DUMPREG(i, DISPC_DIVISORo);
-		DUMPREG(i, DISPC_SIZE_MGR);
 
 		DUMPREG(i, DISPC_DATA_CYCLE1);
 		DUMPREG(i, DISPC_DATA_CYCLE2);