media: dvb_frontend: remove redundant status self assignment

The assignment status to itself is redundant and can be removed.
Detected with Coccinelle.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/dvb-frontends/tda18271c2dd.c

@@ -674,7 +674,6 @@ static int PowerScan(struct tda_state *state,
 			Count = 200000;
 			wait = true;
 		}
-		status = status;
 		if (status < 0)
 			break;
 		if (CID_Gain >= CID_Target) {