arm64: dts: marvell: fix CP110 ICU node size

ICU size in CP110 is not 0x10 but at least 0x440 bytes long (from the
specification).

Fixes: 6ef84a82

 ("arm64: dts: marvell: enable GICP and ICU on Armada 7K/8K")
Cc: stable@vger.kernel.org
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>