bug: reNgine 2.0.4 fails to start due to celery issue

### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current Behavior

Error: Invalid value for '-A' / '--app': Unable to load celery application.

### Expected Behavior

NA

### Steps To Reproduce

After updating to reNgine 2.0.4 installation issue occurs.

### Environment

```markdown
- reNgine: 2.0.4
```


### Anything else?

_No response_