Removed sequence upgrading osd before mon as invalid, fixes http://tracker.ceph.com/issues/7679

Signed-off-by: Yuri Weinstein <yuri.weinstein@inktank.com>
Merge pull request #229 from ceph/wip-firelfy-yuriw

Removed sequence upgrading osd before mon as invalid, fixes http://tracker.ceph.com/issues/7679