xfs: factor out xfs_defer_pending_abort

mainline inclusion
from mainline-v6.7-rc1
commit 2a5db859c6825b5d50377dda9c3cc729c20cad43
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I8LHTR
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2a5db859c6825b5d50377dda9c3cc729c20cad43



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Factor out xfs_defer_pending_abort() from xfs_defer_trans_abort(), which
not use transaction parameter, so it can be used after the transaction
life cycle.

Signed-off-by: Long Li <leo.lilong@huawei.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Chandan Babu R <chandanbabu@kernel.org>
Signed-off-by: Long Li <leo.lilong@huawei.com>