V4L/DVB (7049): Remove sound/driver.h

sound/driver.h is already included by sound/core.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/em28xx/em28xx-audio.c

@@ -35,7 +35,6 @@
 #include <linux/vmalloc.h>
 #include <linux/proc_fs.h>
 #include <linux/module.h>
-#include <sound/driver.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>