hw/loongarch: fdt remove unused irqchip node

This patch removes the unused fdt irqchip node.

Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Message-Id: <20240426091551.2397867-16-gaosong@loongson.cn>
1 file changed