Merge branch 'af_unix-fix-inq_len-update-issue'

Jianyu Li says:

====================
af_unix: Fix inq_len update issue

From: Jianyu Li <jianyu.li@mediatek.com>

This series fix the problem that inq_len is inconsistent with
actual remaining byte count when only part of a skb is consumed.
====================

Link: https://patch.msgid.link/20260601113640.231897-1-jianyu.li@mediatek.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>