fsck.gfs2: Force intermediate lost+found inode updates
    
    This patch forces the lost+found dinode to be rewritten every time
    an orphan inode is moved into lost+found.  That way, if the user
    interrupts fsck.gfs2 during pass4, they won't be left with a
    lost+found dinode with an invalid number of blocks, links and so
    forth.
    
    rhbz#455300