V4L/DVB (5936): tda10023: Remove range check of symbol rate

Remove incorrect range check of symbol rate, spotted by the coverity 
checker and reported by Adrian Bunk.

These range checks are performed by dvb_core now.
Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/dvb/frontends/tda10023.c

@@ -215,12 +215,6 @@ static int tda10023_set_symbolrate (struct tda10023_state* state, u32 sr)
 	s16 SFIL=0;
 	u16 NDEC = 0;
 
-	if (sr > (SYSCLK/(2*4)))
-		sr=SYSCLK/(2*4);
-
-	if (sr<870000)
-		sr=870000;
-
 	if (sr < (u32)(SYSCLK/98.40)) {
 		NDEC=3;
 		SFIL=1;