delete of last profile with write rights - see #4222

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@20429 35612d4c-9d10-0410-837c-bf9dd1be60d7
fix previous

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@20430 35612d4c-9d10-0410-837c-bf9dd1be60d7