8250_pnp.c: add another Wacom tablet

Add another serial Wacom tablet with pnp_id: WACF009.
Signed-off-by: Danny Kukawka <dkukawka@suse.de>
Signed-off-by: Alan Cox <alan@etchedpixels.co.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/serial/8250_pnp.c

@@ -333,6 +333,7 @@ static const struct pnp_device_id pnp_dev_table[] = {
 	{       "WACF006",              0       },
 	{       "WACF007",              0       },
 	{       "WACF008",              0       },
+	{       "WACF009",              0       },
 	/* Compaq touchscreen */
 	{       "FPI2002",              0 },
 	/* Fujitsu Stylistic touchscreens */