### Description

I am not sure why this PR was not merged (https://github.com/apache/airflow/pull/23558) but I think it would be great to add hostAliases not just to the workers, but the scheduler and webserver too.

### Use case/motivation

Be able to modify /etc/hosts in webserver and scheduler.

### Related issues

_No response_

### Are you willing to submit a PR?

- [ ] 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)

docs = render_chart(
            values={
                "webserver": {
                    "service": {
                        "type": "NodePort",
                        "ports": ports,
                    }
                },
            },
            show_only=["templates/webserver/webserver-service.yaml"],
        )
        assert "NodePort" == jmespath.search("spec.type", docs[0])
        assert expected_ports == jmespath.search("spec.ports", docs[0])
class TestWebserverConfigmap: