staging: goldfish: add a blank line into struct goldfish_audio

To separate data members and the comment for better readability.

Signed-off-by: Roman Kiryanov <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/goldfish/goldfish_audio.c

···
 struct goldfish_audio {
 	char __iomem *reg_base;
 	int irq;
+
 	/* lock protects access to buffer_status and to device registers */
 	spinlock_t lock;
 	wait_queue_head_t wait;