kabi: fix kabi broken in struct sock

hulk inclusion
category: bugfix
bugzilla: NA
CVE: NA

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If config DEBUG_SPINLOCK or DEBUG_LOCK_ALLOC is enabled,
don't need fix the kabi broken.

It's introduced by 93c5c1d1 ("af_unix: fix races in sk_peer_pid and sk_peer_cred accesses").

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Cheng Jian <cj.chengjian@huawei.com>
Reviewed-by: Yue Haibing <yuehaibing@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>