gpio: htc-gpio: Include the right header

This driver is a pure GPIO driver and should only include
<linux/gpio/driver.h>. Drop the include of <linux/gpio.h>
from the platform data header as well, it serves no purpose.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/gpio/gpio-htc-egpio.c

@@ -18,6 +18,7 @@
 #include <linux/platform_device.h>
 #include <linux/slab.h>
 #include <linux/init.h>
+#include <linux/gpio/driver.h>
 
 struct egpio_chip {
 	int              reg_start;