the class name was wrong

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@26281 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5OOo/dtml/FormPrintout_add.dtml

 <dtml-var manage_page_header>
 
 <dtml-var "manage_form_title(this(), _,
-           form_title='Add ERP5 Form Blueprint',
+           form_title='Add ERP5 Form Printout',
            )">
 
 <p class="form-help">