[perl5-dbi/dbi] e400f8: small error in docs for write_typeinfo_pm

[H.Merijn Brand - Tux]

  Branch: refs/heads/master
  Home:   https://github.com/perl5-dbi/dbi
  Commit: e400f8799624e16d2c9122f27a303b5940c264c2
      
https://github.com/perl5-dbi/dbi/commit/e400f8799624e16d2c9122f27a303b5940c264c2
  Author: H.Merijn Brand - Tux <h.m.br...@xs4all.nl>
  Date:   2014-11-07 (Fri, 07 Nov 2014)

  Changed paths:
    M lib/DBI/DBD.pm

  Log Message:
  -----------
  small error in docs for write_typeinfo_pm