[media] v4l2: remove experimental tag from a number of old drivers

A number of old drivers still had the experimental tag. Time to remove it.
It concerns the following drivers:
VIDEO_TLV320AIC23B
USB_STKWEBCAM
VIDEO_CX18
VIDEO_CX18_ALSA
VIDEO_ZORAN_AVS6EYES
DVB_USB_AF9005
MEDIA_TUNER_TEA5761
VIDEO_NOON010PC30
This decision was taken during the 2012 Media Workshop.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/usb/stkwebcam/Kconfig

@@ -1,6 +1,6 @@
 config USB_STKWEBCAM
 	tristate "USB Syntek DC1125 Camera support"
-	depends on VIDEO_V4L2 && EXPERIMENTAL
+	depends on VIDEO_V4L2
 	---help---
 	  Say Y here if you want to use this type of camera.
 	  Supported devices are typically found in some Asus laptops,