scsi: fix kabi broken in struct Scsi_Host

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7YWV4


CVE: NA

--------------------------------

This broken caused by adding "is_builtin".
Fix kabi broken in struct Scsi_Host.

Signed-off-by: Li Lingfeng <lilingfeng3@huawei.com>
(cherry picked from commit e568427f)