redirect after delete an user - see #4776

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22631 35612d4c-9d10-0410-837c-bf9dd1be60d7
clean code

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22633 35612d4c-9d10-0410-837c-bf9dd1be60d7