(ITS#5136) Normalized ordered values don't get added consistently

[ando@sys-net.it]

Full_Name: Pierangelo Masarati
Version: HEAD/re24/re23
OS: irrelevant
URL: ftp://ftp.openldap.org/incoming/
Submission from: (NULL) (81.72.89.40)
Submitted by: ando


A malformed test in ordered_value_add() causes discarding the normalized values
during addition from scratch of ordered values.  Then a_nvals gets set to
a_vals, resulting in incorrect use of normalized values.

A fix is coming...  p.