[Trad] [gleu/pgdocs_fr] cead31: Correction d'une typo

[Guillaume Lelarge]

  Branch: refs/heads/master
  Home:   https://github.com/gleu/pgdocs_fr
  Commit: cead314a325772559fddf3d8a999880fc64370af
      https://github.com/gleu/pgdocs_fr/commit/cead314a325772559fddf3d8a999880fc64370af
  Author: Guillaume Lelarge <guillaume at lelarge.info>
  Date:   2019-10-29 (Tue, 29 Oct 2019)

  Changed paths:
    M postgresql/maintenance.xml

  Log Message:
  -----------
  Correction d'une typo

D'après un rapport de Franck Boudehen.