USB: gadget: audio: provide correct device id

The audio gadget driver should use a "Linux" device id, instead
of relying on NetChip's vendor id. So provide one out of our reserved
namespace.

Cc: Bryan Wu <[e-mail]>
Cc: Mike Frysinger <[e-mail]>
Cc: David Brownell <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/usb/gadget/audio.c

···
  * Instead:  allocate your own, using normal USB-IF procedures.
  */
 
-/* Thanks to NetChip Technologies for donating this product ID. */
-#define AUDIO_VENDOR_NUM		0x0525	/* NetChip */
-#define AUDIO_PRODUCT_NUM		0xa4a1	/* Linux-USB Audio Gadget */
+/* Thanks to Linux Foundation for donating this product ID. */
+#define AUDIO_VENDOR_NUM		0x1d6b	/* Linux Foundation */
+#define AUDIO_PRODUCT_NUM		0x0101	/* Linux-USB Audio Gadget */
 
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