block:Fix kabi broken

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I5ETAB


CVE: NA

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Because add state in gendisk and remove flags in block_device, to
fix the kabi chage.

Signed-off-by: Luo Meng <luomeng12@huawei.com>
Reviewed-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Laibin Qiu <qiulaibin@huawei.com>