ext4: Fix not report exception message when mount with errors=continue

hulk inclusion
category: bugfix
bugzilla: 50614
CVE: NA

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Fixes: 49af7ecfab9a ("ext4: don't remount read-only with errors=continue on reboot")
Signed-off-by: Ye Bin <yebin10@huawei.com>
Reviewed-by: zhangyi (F) <yi.zhang@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Cheng Jian <cj.chengjian@huawei.com>