hw/intc/loongarch_extioi: Fix interrupt routing update

Interrupt number in loop sentence should be base irq plus
loop index, it is missing on checking whether the irq
is pending.

Fixes: 428a6ef4396 ("Add vmstate post_load support")
Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20240313093932.2653518-1-maobibo@loongson.cn>
1 file changed