With linux/acpi.h no longer including irqdomain.h, add an explicit
include of irqdomain.h to fix the following error:

drivers/ata/pata_macio.c:1172:23: error: implicit declaration of function 'irq_create_mapping' [-Werror=implicit-function-declaration]
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>