### 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)

f"confirm?task_id=runme_0&dag_id=example_bash_operator&state=success"
            f"&dag_run_id={DEFAULT_DAGRUN}",
            ["Wait a minute"],
            id="confirm-success",
        ),
        pytest.param(
            f"confirm?task_id=runme_0&dag_id=example_bash_operator&state=failed&dag_run_id={DEFAULT_DAGRUN}",
            ["Wait a minute"],
            id="confirm-failed",
        ),
        pytest.param(
            f"confirm?task_id=runme_0&dag_id=invalid_dag&state=failed&dag_run_id={DEFAULT_DAGRUN}",
            ["DAG invalid_dag not found"],
            id="confirm-failed",
        ),
        pytest.param(
            f"confirm?task_id=invalid_task&dag_id=example_bash_operator&state=failed"
            f"&dag_run_id={DEFAULT_DAGRUN}",
            ["Task invalid_task not found"],
            id="confirm-failed",
        ),
        pytest.param(
            f"confirm?task_id=runme_0&dag_id=example_bash_operator&state=invalid"
            f"&dag_run_id={DEFAULT_DAGRUN}",
            ["Invalid state invalid, must be either &#39;success&#39; or &#39;failed&#39;"],
            id="confirm-invalid",
        ),
    ],
)
def test_views_get(admin_client, url, contents):