platform/surface: hotplug: Correct inclusion for GPIO APIs

platform/surface: hotplug: Correct inclusion for GPIO APIs

The modern GPIO APIs are available for users via linux/gpio/consumer.h.
The linux/gpio.h is legacy header that is subject to remove. Hence
replace the latter by the former in the driver.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20260320221143.3237791-1-andriy.shevchenko@linux.intel.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>