ASoC: soc-pcm: msbits constraint: Drop 8 and 16 bit sample sizes

As per discussion we can safely ignore the 8 and 16 bit sample
sizes when applying the msbits constraint.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/soc-pcm.c

@@ -68,7 +68,7 @@ static int soc_pcm_apply_symmetry(struct snd_pcm_substream *substream,
  * like the DAC/ADC resolution to use but there isn't right now.
  */
 static int sample_sizes[] = {
-	8, 16, 24, 32,
+	24, 32,
 };
 
 static void soc_pcm_apply_msb(struct snd_pcm_substream *substream,