Helm chart does not support multiple executors #43224

❯ echo 'executor: CeleryExecutor,KubernetesExecutor' > values.yaml
❯ helm upgrade --install airflow apache-airflow/airflow --values values.yaml                                
Error: UPGRADE FAILED: values don't meet the specifications of the schema(s) in the following chart(s):
airflow:
- executor: executor must be one of the following: "LocalExecutor", "LocalKubernetesExecutor", "CeleryExecutor", "KubernetesExecutor", "CeleryKubernetesExecutor", "airflow.providers.amazon.aws.executors.batch.AwsBatchExecutor", "airflow.providers.amazon.aws.executors.ecs.AwsEcsExecutor"

❯ helm upgrade --install airflow apache-airflow/airflow --values values.yaml --skip-schema-validation
Release "airflow" does not exist. Installing it now.
Error: 1 error occurred:
	* Deployment.apps "airflow-scheduler" is invalid: metadata.labels: Invalid value: "CeleryExecutor,KubernetesExecutor": a valid label must be an empty string or consist of alphanumeric characters, '-', '_' or '.', and must start and end with an alphanumeric character (e.g. 'MyValue',  or 'my_value',  or '12345', regex used for validation is '(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])?')