Updated example paths in wizards/com/sun/star/wizards/README

Change-Id: I5bd14f81c5eefc2227662605d6ccb107254c53df
Reviewed-on: https://gerrit.libreoffice.org/11440
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>