### Description

There might be an use case where the export_format can be based on some dynamic values. So, adding export_format will help developers in future

### Use case/motivation

_No response_

### Related issues

_No response_

### Are you willing to submit a PR?

- [X] Yes I am willing to submit a PR!

### Code of Conduct

- [X] I agree to follow this project's [Code of Conduct](https://github.com/apache/airflow/blob/main/CODE_OF_CONDUCT.md)

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"""This module contains Google BigQuery to Google Cloud Storage operator."""
from __future__ import annotations
from typing import TYPE_CHECKING, Any, Sequence
from google.api_core.exceptions import Conflict
from google.api_core.retry import Retry
from google.cloud.bigquery import DEFAULT_RETRY, ExtractJob
from airflow import AirflowException
from airflow.models import BaseOperator
from airflow.providers.google.cloud.hooks.bigquery import BigQueryHook, BigQueryJob
from airflow.providers.google.cloud.links.bigquery import BigQueryTableLink
from airflow.providers.google.cloud.triggers.bigquery import BigQueryInsertJobTrigger
if TYPE_CHECKING:
    from airflow.utils.context import Context
class BigQueryToGCSOperator(BaseOperator):