UPSTREAM: net: provide __sys_shutdown_sock() that takes a socket

[ Upstream commit b713c195 ]

No functional changes in this patch, needed to provide io_uring support
for shutdown(2).

Cc: netdev@vger.kernel.org
Cc: David S. Miller <davem@davemloft.net>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Change-Id: I57af3873e6d10fd244dcc8ed261d715a35a7434d
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 069ac28d)
Bug: 268174392
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>