sound: Add module.h to the previously silent sound users

Lots of sound drivers were getting module.h via the implicit presence
of it in <linux/device.h> but we are going to clean that up.  So
fix up those users now.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/sound/soc/samsung/speyside_wm8962.c b/sound/soc/samsung/speyside_wm8962.c
index 8a08204..e3e2716 100644
--- a/sound/soc/samsung/speyside_wm8962.c
+++ b/sound/soc/samsung/speyside_wm8962.c
@@ -13,6 +13,7 @@
 #include <sound/soc-dapm.h>
 #include <sound/jack.h>
 #include <linux/gpio.h>
+#include <linux/module.h>
 
 #include "../codecs/wm8962.h"