checks: Make interrupt_provider check dependent on interrupts_extended_is_cell

If '#interrupt-cells' doesn't pass checks, no reason to run interrupt
provider check.

Cc: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Message-Id: <20211011191245.1009682-1-robh@kernel.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
1 file changed