**Description**

It would be useful to have labels being a templated field in KubernetesPodOperator, in order for example, to be able to identify pods by run_id when there are multiple concurrent dag runs.
airflow/providers/cncf/kubernetes/operators/kubernetes_pod.py
"""
        Generate labels for the pod to track the pod in case of Operator crash
        :param context: task context provided by airflow DAG
        :return: dict
        """
        labels = {
            'dag_id': context['dag'].dag_id,
            'task_id': context['task'].task_id,
            'execution_date': context['ts'],
            'try_number': context['ti'].try_number,
        }
        
        if context['dag'].is_subdag:
            labels['parent_dag_id'] = context['dag'].parent_dag.dag_id
        
        
        for label_id, label in labels.items():
            safe_label = pod_generator.make_safe_label_value(str(label))
            labels[label_id] = safe_label
        return labels
    def execute(self, context) -> Optional[str]:
        try:
            if self.in_cluster is not None:
                client = kube_client.get_kube_client(in_cluster=self.in_cluster,
                                                     cluster_context=self.cluster_context,