kernel: fix 990-gpio_wdt.patch patch

This uses the correct include now.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

SVN-Revision: 39906

target/linux/generic/patches-3.14/990-gpio_wdt.patch

@@ -93,7 +93,7 @@ Signed-off-by: Mathias Adam <m.adam--openwrt@adamis.de>
 +#include <linux/io.h>
 +#include <linux/uaccess.h>
 +#include <linux/gpio.h>
-+#include <linux/gpio_wdt.h>
++#include <linux/old_gpio_wdt.h>
 +
 +static int ticks = 100 * HZ;
 +