dm raid: bump to v1.9.0 and make the extended SB feature flag reflect it

No idea what Heinz was doing with the versioning but upstream commit
4c9971ca6a ("dm raid: make sure no feature flags are set in metadata")
bumped to 1.8.0 already.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
1 file changed