message: Do not delete schema permission on the table deletion
diff: @@ -303,18 +303,6 @@ class DeleteMixin(object):
  .all()
  )
  - schema_view_menu = None
  - if hasattr(item, "schema_perm"):
  - schema_view_menu = security_manager.find_view_menu(item.schema_perm)
  -
  - pvs.extend(
  - security_manager.get_session.query(
  - security_manager.permissionview_model
  - )
  - .filter_by(view_menu=schema_view_menu)
  - .all()
  - )
  -
  if self.datamodel.delete(item):
  self.post_delete(item)
  @@ -324,9 +312,6 @@ class DeleteMixin(object):
  if view_menu:
  security_manager.get_session.delete(view_menu)
  - if schema_view_menu:
  - security_manager.get_session.delete(schema_view_menu)
  -
  security_manager.get_session.commit()
  flash(*self.datamodel.message)
  