Update 3.9.0-4.0.0.sql

htdocs/install/mysql/migration/3.9.0-4.0.0.sql

@@ -21,7 +21,7 @@
 -- -- VPGSQL8.2 DELETE FROM llx_usergroup_user      WHERE fk_user      NOT IN (SELECT rowid from llx_user);
 -- -- VMYSQL4.1 DELETE FROM llx_usergroup_user      WHERE fk_usergroup NOT IN (SELECT rowid from llx_usergroup);
 
-
+ALTER TABLE llx_product ADD COLUMN  model_pdf	varchar(255) default '';
 
 CREATE TABLE llx_categorie_user 
 (