### Apache Airflow version

2.5.1

### What happened

/calendar page give a problem, here is the capture



![屏幕截图 2023-01-30 093116](https://user-images.githubusercontent.com/19165258/215369479-9fc7de5c-f190-460c-9cf7-9ab27d8ac355.png)


### What you think should happen instead

_No response_

### How to reproduce

_No response_

### Operating System

Ubuntu 22.04.1 LTS

### Versions of Apache Airflow Providers

Distributor ID: Ubuntu
Description:    Ubuntu 22.04.1 LTS
Release:        22.04
Codename:       jammy

### Deployment

Other

### Deployment details


Distributor ID: Ubuntu
Description:    Ubuntu 22.04.1 LTS
Release:        22.04
Codename:       jammy

### 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)

resp = per_dag_perm_user_client.post(
        f"delete?dag_id={new_dag_to_delete.dag_id}&next=/home", follow_redirects=True
    )
    check_content_in_response(f"Deleting DAG with id {new_dag_to_delete.dag_id}.", resp)
def test_delete_just_dag_resource_permissions(new_dag_to_delete, user_client):
    resp = user_client.post(f"delete?dag_id={new_dag_to_delete.dag_id}&next=/home", follow_redirects=True)
    check_content_in_response(f"Deleting DAG with id {new_dag_to_delete.dag_id}.", resp)
@pytest.mark.parametrize("endpoint", ["graph", "tree"])
def test_show_external_log_redirect_link_with_local_log_handler(capture_templates, admin_client, endpoint):
    """Do not show external links if log handler is local."""
    url = f"{endpoint}?dag_id=example_bash_operator"
    with capture_templates() as templates:
        admin_client.get(url, follow_redirects=True)
        ctx = templates[0].local_context
        assert not ctx["show_external_log_redirect"]
        assert ctx["external_log_name"] is None
class _ExternalHandler(ExternalLoggingMixin):
    _supports_external_link = True
    LOG_NAME = "ExternalLog"
    @property
    def log_name(self) -> str: