hw/ide/macio: switch from using qemu_allocate_irq() to qdev input GPIOs

hw/ide/macio: switch from using qemu_allocate_irq() to qdev input GPIOs

This prevents the IRQs from being leaked when the macio IDE device is used.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240628160334.653168-1-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>