mb/google/guybrush: Remove duplicated include

Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Change-Id: I19cd9360a2571e8b88b1ed1005ce8564bdacb297
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65698
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/mainboard/google/guybrush/variants/dewatt/gpio.c

@@ -4,7 +4,6 @@
 #include <baseboard/variants.h>
 #include <gpio.h>
 #include <soc/gpio.h>
-#include <baseboard/variants.h>
 
 /* This table is used by guybrush variant */
 static const struct soc_amd_gpio override_ramstage_gpio_table[] = {