xfs: convert scrub to use mount-based feature checks

mainline inclusion
from mainline-v5.14-rc4
commit 55fafb31
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I4KIAO
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=55fafb31f9e988a4ba2a38fcfe6f507880394d1f



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The scrub feature checks are the last place that the superblock
feature checks are used. Convert them to mount based feature checks.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Long Li <leo.lilong@huawei.com>