gpio: sim: lock GPIOs as interrupts when they are requested

Use the extended irq_sim interface to supply the simulated interrupt
domain with callbacks allowing the GPIO sim to lock/unlock GPIOs
requested as interrupts.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20240624093934.17089-3-brgl@bgdev.pl


Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>