pci: fix kabi error caused by pm_suspend_target_state

LoongArch inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I6BWFP



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fix kabi error caused by pm_suspend_target_state,used only
by loongson devices.

Signed-off-by: Hongchen Zhang <zhanghongchen@loongson.cn>