[FIX] survey: enable survey access to portal users instead of 404

addons/survey/security/ir.model.access.csv

 id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
-access_survey_public,survey.survey public,model_survey_survey,base.group_public,1,0,0,0
-access_survey_page_public,survey.page public,model_survey_page,base.group_public,1,0,0,0
-access_survey_question_public,survey.question public,model_survey_question,base.group_public,1,0,0,0
-access_survey_label_public,survey.label public,model_survey_label,base.group_public,1,0,0,0
-access_survey_user_input_public,survey.user_input public,model_survey_user_input,base.group_public,1,1,1,0
-access_survey_user_input_line_public,survey.user_input_line public,model_survey_user_input_line,base.group_public,1,1,1,0
-access_survey_stage_public,survey.stage public,model_survey_stage,base.group_public,1,0,0,0
+access_survey_public,survey.survey public,model_survey_survey,,1,0,0,0
+access_survey_page_public,survey.page public,model_survey_page,,1,0,0,0
+access_survey_question_public,survey.question public,model_survey_question,,1,0,0,0
+access_survey_label_public,survey.label public,model_survey_label,,1,0,0,0
+access_survey_user_input_public,survey.user_input public,model_survey_user_input,,1,1,1,0
+access_survey_user_input_line_public,survey.user_input_line public,model_survey_user_input_line,,1,1,1,0
+access_survey_stage_public,survey.stage public,model_survey_stage,,1,0,0,0
 access_survey_user,survey.survey user,model_survey_survey,base.group_survey_user,1,0,0,0
 access_survey_page_user,survey.page user,model_survey_page,base.group_survey_user,1,0,0,0
 access_survey_question_user,survey.question user,model_survey_question,base.group_survey_user,1,0,0,0