Remove any provisioned log sink if auto created

def remove(self, func):
        """Remove any provisioned log sink if auto created"""
        if not self.data['name'].startswith(self.prefix):
            return
        parent = self.get_parent(self.get_log())
        _, sink_path, _ = self.get_sink()
        client = self.session.client(
            'logging', 'v2', '%s.sinks' % (parent.split('/', 1)[0]))
        try:
            client.execute_command(
                'delete', {'sinkName': sink_path})
        except HttpError as e:
            if e.resp.status != 404:
                raise