[FIX] base: suggested default ACL should be safer

When there is no ACL for a model, the system emits a log with a sample
ACL entry that developers should consider adding. This proposed ACL
should be safe: a default read-only access for internal users
seems appropriate.

Closes #25919

openerp/modules/loading.py

@@ -389,7 +389,7 @@ def load_modules(db, force_demo=False, status=None, update_module=False):
             cr.execute("""select model,name from ir_model where id NOT IN (select distinct model_id from ir_model_access)""")
             for (model, name) in cr.fetchall():
                 if model in registry and not registry[model].is_transient() and not isinstance(registry[model], openerp.osv.orm.AbstractModel):
-                    _logger.warning('The model %s has no access rules, consider adding one. E.g. access_%s,access_%s,model_%s,,1,0,0,0',
+                    _logger.warning('The model %s has no access rules, consider adding one. E.g. access_%s,access_%s,model_%s,base.group_user,1,0,0,0',
                         model, model.replace('.', '_'), model.replace('.', '_'), model.replace('.', '_'))
 
             # Temporary warning while we remove access rights on osv_memory objects, as they have