[ALSA] usb-audio: remove duplicate fixup entry (Hercules DJ Console)

Modules: USB generic driver
Signed-off-by: NJaroslav Kysela <perex@suse.cz>

sound/usb/usbmixer_maps.c

@@ -247,11 +247,6 @@ static struct usbmix_ctl_map usbmix_ctl_maps[] = {
 		.id = USB_ID(0x06f8, 0xd002),
 		.ignore_ctl_error = 1,
 	},
-	{
-		/* Hercules DJ Console */
-		.id = USB_ID(0x06f8, 0xd002),
-		.ignore_ctl_error = 1,
-	},
 	{
 		.id = USB_ID(0x08bb, 0x2702),
 		.map = linex_map,