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**Description**

Related to the discussion here: https://github.com/apache/airflow/pull/8553#discussion_r416136954

Allow user to define expected terminal state. e.g. `JOB_STATE_CANCELLED` could be not treated as failure but expected terminal state.


<!-- A short description of your feature -->


warnings.warn(
            f"The `{self.__class__.__name__}` operator is deprecated, "
            f"please use `providers.apache.beam.operators.beam.BeamRunJavaPipelineOperator` instead.",
            AirflowProviderDeprecationWarning,
            stacklevel=2,
        )
        super().__init__(**kwargs)
        dataflow_default_options = dataflow_default_options or {}
        options = options or {}
        options.setdefault("labels", {}).update(
            {"airflow-version": "v" + version.replace(".", "-").replace("+", "-")}
        )
        self.project_id = project_id
        self.location = location
        self.gcp_conn_id = gcp_conn_id
        self.jar = jar
        self.multiple_jobs = multiple_jobs
        self.job_name = job_name
        self.dataflow_default_options = dataflow_default_options
        self.options = options
        self.poll_sleep = poll_sleep
        self.job_class = job_class
        self.check_if_running = check_if_running
        self.cancel_timeout = cancel_timeout
        self.wait_until_finished = wait_until_finished
        self.job_id = None
        self.beam_hook: BeamHook | None = None
        self.dataflow_hook: DataflowHook | None = None
    def execute(self, context: Context):