### Apache Airflow version

2.5.0

### What happened

After upgrade 2.2.5 -> 2.5.0 scheduler failing with error:
```
AttributeError: 'V1PodSpec' object has no attribute '_ephemeral_containers' 
```
tried with no luck:
```
airflow dags reserialize
```
Full Traceback:
```verilog
Traceback (most recent call last):
  File "/home/airflow/.local/bin/airflow", line 8, in <module>
    sys.exit(main())
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/__main__.py", line 39, in main
    args.func(args)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/cli/cli_parser.py", line 52, in command
    return func(*args, **kwargs)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/utils/cli.py", line 108, in wrapper
    return f(*args, **kwargs)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/cli/commands/scheduler_command.py", line 73, in scheduler
    _run_scheduler_job(args=args)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/cli/commands/scheduler_command.py", line 43, in _run_scheduler_job
    job.run()
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/jobs/base_job.py", line 247, in run
    self._execute()
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/jobs/scheduler_job.py", line 759, in _execute
    self._run_scheduler_loop()
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/jobs/scheduler_job.py", line 889, in _run_scheduler_loop
    num_finished_events = self._process_executor_events(session=session)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/jobs/scheduler_job.py", line 705, in _process_executor_events
    self.executor.send_callback(request)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/executors/celery_kubernetes_executor.py", line 213, in send_callback
    self.callback_sink.send(request)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/utils/session.py", line 75, in wrapper
    return func(*args, session=session, **kwargs)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/callbacks/database_callback_sink.py", line 34, in send
    db_callback = DbCallbackRequest(callback=callback, priority_weight=10)
  File "<string>", line 4, in __init__
  File "/home/airflow/.local/lib/python3.9/site-packages/sqlalchemy/orm/state.py", line 480, in _initialize_instance
    manager.dispatch.init_failure(self, args, kwargs)
  File "/home/airflow/.local/lib/python3.9/site-packages/sqlalchemy/util/langhelpers.py", line 70, in __exit__
    compat.raise_(
  File "/home/airflow/.local/lib/python3.9/site-packages/sqlalchemy/util/compat.py", line 207, in raise_
    raise exception
  File "/home/airflow/.local/lib/python3.9/site-packages/sqlalchemy/orm/state.py", line 477, in _initialize_instance
    return manager.original_init(*mixed[1:], **kwargs)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/models/db_callback_request.py", line 46, in __init__
    self.callback_data = callback.to_json()
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/callbacks/callback_requests.py", line 91, in to_json                     
    val = BaseSerialization.serialize(self.__dict__, strict=True)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/serialization/serialized_objects.py", line 407, in serialize
    {str(k): cls.serialize(v, strict=strict) for k, v in var.items()}, type_=DAT.DICT
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/serialization/serialized_objects.py", line 407, in <dictcomp>
    {str(k): cls.serialize(v, strict=strict) for k, v in var.items()}, type_=DAT.DICT
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/serialization/serialized_objects.py", line 450, in serialize
    return cls._encode(cls.serialize(var.__dict__, strict=strict), type_=DAT.SIMPLE_TASK_INSTANCE)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/serialization/serialized_objects.py", line 407, in serialize
    {str(k): cls.serialize(v, strict=strict) for k, v in var.items()}, type_=DAT.DICT
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/serialization/serialized_objects.py", line 407, in <dictcomp>
    {str(k): cls.serialize(v, strict=strict) for k, v in var.items()}, type_=DAT.DICT
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/serialization/serialized_objects.py", line 407, in serialize
    {str(k): cls.serialize(v, strict=strict) for k, v in var.items()}, type_=DAT.DICT
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/serialization/serialized_objects.py", line 407, in <dictcomp>
    {str(k): cls.serialize(v, strict=strict) for k, v in var.items()}, type_=DAT.DICT
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/serialization/serialized_objects.py", line 412, in serialize
    json_pod = PodGenerator.serialize_pod(var)
  File "/home/airflow/.local/lib/python3.9/site-packages/airflow/kubernetes/pod_generator.py", line 411, in serialize_pod
    return api_client.sanitize_for_serialization(pod)
  File "/home/airflow/.local/lib/python3.9/site-packages/kubernetes/client/api_client.py", line 241, in sanitize_for_serialization
    return {key: self.sanitize_for_serialization(val)
  File "/home/airflow/.local/lib/python3.9/site-packages/kubernetes/client/api_client.py", line 241, in <dictcomp>
    return {key: self.sanitize_for_serialization(val)
  File "/home/airflow/.local/lib/python3.9/site-packages/kubernetes/client/api_client.py", line 237, in sanitize_for_serialization  
    obj_dict = {obj.attribute_map[attr]: getattr(obj, attr)
  File "/home/airflow/.local/lib/python3.9/site-packages/kubernetes/client/api_client.py", line 239, in <dictcomp>
    if getattr(obj, attr) is not None}
  File "/home/airflow/.local/lib/python3.9/site-packages/kubernetes/client/models/v1_pod_spec.py", line 397, in ephemeral_containers
    return self._ephemeral_containers
AttributeError: 'V1PodSpec' object has no attribute '_ephemeral_containers'
```

### What you think should happen instead

_No response_

### How to reproduce

_No response_

### Operating System

Debian 11 (bullseye)

### Versions of Apache Airflow Providers

_No response_

### Deployment

Official Apache Airflow Helm Chart

### Deployment details

AWS EKS

### Anything else

_No response_

### Are you willing to submit PR?

- [ ] Yes I am willing to submit a PR!

### Code of Conduct

- [X] I agree to follow this project's [Code of Conduct](https://github.com/apache/airflow/blob/main/CODE_OF_CONDUCT.md)

"""
        Test whether what we are storing is what we are retrieving
        for datetimes
        """
        dag_id = "test_utc_transformations"
        start_date = utcnow()
        iso_date = start_date.isoformat()
        execution_date = start_date + datetime.timedelta(hours=1, days=1)
        dag = DAG(
            dag_id=dag_id,
            start_date=start_date,
        )
        dag.clear()
        run = dag.create_dagrun(
            run_id=iso_date,
            state=State.NONE,
            execution_date=execution_date,
            start_date=start_date,
            session=self.session,
        )
        assert execution_date == run.execution_date
        assert start_date == run.start_date
        assert execution_date.utcoffset().total_seconds() == 0.0
        assert start_date.utcoffset().total_seconds() == 0.0
        assert iso_date == run.run_id
        assert run.start_date.isoformat() == run.run_id
        dag.clear()
    def test_process_bind_param_naive(self):