ALSA: oxygen: fix analog capture on Claro halo cards

On the HT-Omega Claro halo card, the ADC data must be captured from the
second I2S input.  Using the default first input, which isn't connected
to anything, would result in silence.

Signed-off-by: Erik J. Staab <ejs@insightbb.com>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Cc: <stable@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>