### What do you see as an issue?

In the `EcsRunTaskOperator`, one of the params in the docstring is `region_name`, but it should be `region`:

https://github.com/apache/airflow/blob/2.5.0/airflow/providers/amazon/aws/operators/ecs.py#L281

### Solving the problem

_No response_

### Anything else

_No response_

### Are you willing to submit 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)

self,
        *,
        family: str,
        container_definitions: list[dict],
        register_task_kwargs: dict | None = None,
        wait_for_completion: bool = True,
        **kwargs,
    ):
        super().__init__(**kwargs)
        self.family = family
        self.container_definitions = container_definitions
        self.register_task_kwargs = register_task_kwargs or {}
        self.wait_for_completion = wait_for_completion
    def execute(self, context: Context):