Fix from scrutinizer

htdocs/accountancy/bookkeeping/thirdparty_lettrage.php

.../accountancy/bookkeeping/thirdparty_lettrage_supplier.php

htdocs/accountancy/class/lettering.class.php

htdocs/adherents/class/adherent_type.class.php

htdocs/admin/dolistore/class/dolistore.class.php

htdocs/compta/prelevement/class/bonprelevement.class.php

htdocs/core/class/emailsenderprofile.class.php

htdocs/core/class/html.formmail.class.php

htdocs/expensereport/class/expensereport_rule.class.php

htdocs/modulebuilder/template/class/myobject.class.php