LoongArch: Fixed EIOINTC structure members

LoongArch inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I6MUZX



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Resolve the problem that the multi-node cpus fail to boot.

Signed-off-by: yangqiming <yangqiming@loongson.cn>
Signed-off-by: Hongchen Zhang <zhanghongchen@loongson.cn>
Change-Id: I52dce84aef3ed8e28d198d54152d6a8680b414ae
(cherry picked from commit 8f5d5466)