V4L/DVB (4804): Fix missing i2c dependency for saa7110

drivers/media/video/saa7110.c:112: undefined reference to `i2c_master_send'
drivers/built-in.o: In function `saa7110_read':
drivers/media/video/saa7110.c:130: undefined reference to `i2c_smbus_read_byte'
drivers/media/video/saa7110.c:130: undefined reference to `i2c_smbus_read_byte'

Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/video/Kconfig

···
 
 config VIDEO_SAA7110
 	tristate "Philips SAA7110 video decoder"
-	depends on VIDEO_V4L1
+	depends on VIDEO_V4L1 && I2C
 	---help---
 	  Support for the Philips SAA7110 video decoders.