ASoC: pcm: Fix lack of platform bespoke_trigger() call

When the platform driver has no ops, the platform function
bespoke_trigger() is no more called.

The problem was introduced by the commit c5914b0
	"ASoC: pcm: Check for ops before deferencing them"

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mark Brown <broonie@linaro.org>

sound/soc/soc-pcm.c

@@ -769,7 +769,7 @@ static int soc_pcm_bespoke_trigger(struct snd_pcm_substream *substream,
 			return ret;
 	}
 
-	if (platform->driver->ops && platform->driver->bespoke_trigger) {
+	if (platform->driver->bespoke_trigger) {
 		ret = platform->driver->bespoke_trigger(substream, cmd);
 		if (ret < 0)
 			return ret;