Backout r272825 every useland usage of ufs/ufs/dir.h are now broken with that change


git-svn-id: svn+ssh://svn.freebsd.org/base/head@272832 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Two more places where login_setcryptfmt() defaults to MD5 were missed
in r252688.

MFC after:	3 days


git-svn-id: svn+ssh://svn.freebsd.org/base/head@272833 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f