V4L/DVB (11494a): cx231xx Kconfig fixes

selecting ALSA module breaks if !SND. Just remove select.

While here, let's fix the whitespacing at the Kconfig.
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/cx231xx/Kconfig

@@ -6,7 +6,6 @@ config VIDEO_CX231XX
 	select VIDEO_IR
 	select VIDEOBUF_VMALLOC
 	select VIDEO_CX25840
-       select VIDEO_CX231XX_ALSA
 
 	---help---
 	  This is a video4linux driver for Conexant 231xx USB based TV cards.
@@ -30,6 +29,7 @@ config VIDEO_CX231XX_DVB
 	depends on VIDEO_CX231XX && DVB_CORE
 	select VIDEOBUF_DVB
 	select MEDIA_TUNER_XC5000 if !DVB_FE_CUSTOMISE
+
 	---help---
 	  This adds support for DVB cards based on the
 	  Conexant cx231xx chips.