[media] dib3000mc: fix bad indenting

drivers/media/dvb-frontends/dib3000mc.c:149 dib3000mc_setup_pwm_state() warn: inconsistent indenting
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/dvb-frontends/dib3000mc.c

@@ -146,7 +146,7 @@ static int dib3000mc_setup_pwm_state(struct dib3000mc_state *state)
 	else
 		dib3000mc_write_word(state, 245, 0);
 
-    dib3000mc_write_word(state, 1040, 0x3);
+	dib3000mc_write_word(state, 1040, 0x3);
 	return 0;
 }