**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
"""
        Creates a V1Pod based on user parameters. Note that a `pod` or `pod_template_file`
        will supersede all other values.
        """
        if self.pod_template_file:
            pod_template = pod_generator.PodGenerator.deserialize_model_file(self.pod_template_file)
        else:
            pod_template = k8s.V1Pod(metadata=k8s.V1ObjectMeta(name="name"))
        pod = k8s.V1Pod(
            api_version="v1",
            kind="Pod",
            metadata=k8s.V1ObjectMeta(
                namespace=self.namespace,
                labels=self.labels,
                name=self.name,
                annotations=self.annotations,
            ),
            spec=k8s.V1PodSpec(
                node_selector=self.node_selectors,
                affinity=self.affinity,
                tolerations=self.tolerations,
                init_containers=self.init_containers,
                containers=[
                    k8s.V1Container(
                        image=self.image,
                        name="base",