GCSToBigQueryOperator fails when schema object is specified without schema fields

GCSToBigQueryOperator fails when schema object is specified without schema fields: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). apache-airflow 2.5.0 apache-airflow-providers-apache-beam 4.1.0 apache-airflow-providers-cncf-kubernetes 5.0.0…