[media] drx-j: set it to serial mode by default

Currently, there's just one device using this frontend: PCTV 80e,
and it works on serial mode.

Change the default here to serial mode. If we add more devices,
then this option should be set via config structure.
Acked-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/dvb-frontends/drx39xyj/drxj.c

@@ -833,7 +833,7 @@ struct drx_common_attr drxj_default_comm_attr_g = {
 	 /* MPEG output configuration */
 	 true,			/* If true, enable MPEG ouput    */
 	 false,			/* If true, insert RS byte       */
-	 true,			/* If true, parallel out otherwise serial */
+	 false,			/* If true, parallel out otherwise serial */
 	 false,			/* If true, invert DATA signals  */
 	 false,			/* If true, invert ERR signal    */
 	 false,			/* If true, invert STR signals   */