irq: arc: avoid CONFIG_HANDLE_DOMAIN_IRQ

In preparation for removing HANDLE_DOMAIN_IRQ, have arch/arc perform all
the necessary IRQ entry accounting in its entry code.

There should be no functional change as a result of this patch.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vineet Gupta <vgupta@kernel.org>