fix SQL query argument passing

main.py

@@ -344,7 +344,7 @@ def admin_user_edit(iduser):
                         g.db.execute('delete from user_group where id_user = ? and id_group = ?', [iduser, group['id']])
                         g.db.commit()
                 for group in groups:
-                    group = query_db('select id from groups where id = ?', group, one=True)
+                    group = query_db('select id from groups where id = ?', [group], one=True)
                     if group is None:
                         flash(u'Le groupe portant l\'id %s n\'existe pas.' % group, 'warning')
                     else: