### Official Helm Chart version

1.11.0 (latest released)

### Apache Airflow version

2.x

### Kubernetes Version

1.25+

### What happened

There is no way to configure via parent values the priorityClassName for Redis, which is a workload with PV constraints that usually needs increased priority to be scheduled wherever its PV lives.

### What you think should happen instead

Able to include priorityClassName

### How to reproduce

Install via Helm Chart

### 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)

"""Tests redis."""
    @staticmethod
    def get_broker_url_in_broker_url_secret(k8s_obj_by_key):
        broker_url_in_obj = b64decode(
            k8s_obj_by_key[REDIS_OBJECTS["SECRET_BROKER_URL"]]["data"]["connection"]
        ).decode("utf-8")
        return broker_url_in_obj
    @staticmethod
    def get_redis_password_in_password_secret(k8s_obj_by_key):
        password_in_obj = b64decode(
            k8s_obj_by_key[REDIS_OBJECTS["SECRET_PASSWORD"]]["data"]["password"]
        ).decode("utf-8")
        return password_in_obj
    @staticmethod
    def get_broker_url_secret_in_deployment(k8s_obj_by_key, kind: str, name: str) -> str:
        deployment_obj = k8s_obj_by_key[(kind, f"{RELEASE_NAME_REDIS}-{name}")]
        containers = deployment_obj["spec"]["template"]["spec"]["containers"]
        container = next(obj for obj in containers if obj["name"] == name)
        envs = container["env"]
        env = next(obj for obj in envs if obj["name"] == "AIRFLOW__CELERY__BROKER_URL")
        return env["valueFrom"]["secretKeyRef"]["name"]
    def assert_password_and_broker_url_secrets(