imx: ventana: add wdis config for GW5520

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c
index 16f3e90..9884616 100644
--- a/board/gateworks/gw_ventana/gw_ventana.c
+++ b/board/gateworks/gw_ventana/gw_ventana.c
@@ -1030,6 +1030,7 @@
 			IMX_GPIO_NR(4, 15),
 		},
 		.pcie_rst = IMX_GPIO_NR(1, 29),
+		.wdis = IMX_GPIO_NR(7, 12),
 	},
 };