media: i2c: ccs: Drop unused include

The driver already includes <linux/gpio/consumer.h> which is what
it uses, drop the legacy <linux/gpio.h> include.

Cc: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>

drivers/media/i2c/ccs/ccs-core.c

@@ -17,7 +17,6 @@
 #include <linux/delay.h>
 #include <linux/device.h>
 #include <linux/firmware.h>
-#include <linux/gpio.h>
 #include <linux/gpio/consumer.h>
 #include <linux/module.h>
 #include <linux/pm_runtime.h>