### Body

Use stacklevel 2 instead of the default 1:
https://github.com/apache/airflow/blob/b5057e0e1fc6b7a47e38037a97cac862706747f0/airflow/providers/cncf/kubernetes/utils/pod_manager.py#L361-L365

### Committer

- [X] I acknowledge that I am a maintainer/committer of the Apache Airflow project.
if result and result.rstrip() != "__airflow_xcom_result_empty__":
                
                
                json.loads(result)
        if result is None:
            raise AirflowException(f"Failed to extract xcom from pod: {pod.metadata.name}")
        return result
    @tenacity.retry(
        stop=tenacity.stop_after_attempt(5),
        wait=tenacity.wait_exponential(multiplier=1, min=4, max=10),
        reraise=True,
    )
    def extract_xcom_kill(self, pod: V1Pod):
        """Kills xcom sidecar container."""
        with closing(
            kubernetes_stream(
                self._client.connect_get_namespaced_pod_exec,
                pod.metadata.name,
                pod.metadata.namespace,
                container=PodDefaults.SIDECAR_CONTAINER_NAME,
                command=["/bin/sh"],
                stdin=True,
                stdout=True,
                stderr=True,
                tty=False,
                _preload_content=False,
            )
        ) as resp:
            self._exec_pod_command(resp, "kill -s SIGINT 1")
    def _exec_pod_command(self, resp, command: str) -> str | None: