gpio: ge: Add missing header

Add missing platform_device.h that used to be implied by of_device.h.

While at it, sort headers alphabetically for better maintenance.
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Fixes: e91d0f05 ("gpio: Explicitly include correct DT includes")
Closes: https://lore.kernel.org/r/65b4ac1a-1128-6e2a-92c0-9bbcca4b760a@infradead.orgSigned-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

drivers/gpio/gpio-ge.c

@@ -17,13 +17,14 @@
  * the I/O interrupt controllers mask to stop them propergating
  */
 
-#include <linux/kernel.h>
+#include <linux/gpio/driver.h>
 #include <linux/io.h>
-#include <linux/slab.h>
-#include <linux/of.h>
-#include <linux/of_address.h>
+#include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/gpio/driver.h>
+#include <linux/of_address.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
 
 #define GEF_GPIO_DIRECT		0x00
 #define GEF_GPIO_IN		0x04