The reload configuration with the worker tag failed

### Describe the bug

I used a configuration with the worker tag, which runs on startup but not on reload.

### To Reproduce

Use my configuration to start and reload

### Expected behavior

fluent/log.rb:371:error: Failed to reload config file: specified worker_id<0> collisions is detected on directive. Available worker id(s): []

### Your Environment

```markdown
- Fluentd version: 1.11.4
- TD Agent version:
- Operating system: ubuntu 18.04
- Kernel version:5.4.61-050461-generic
```

### Your Configuration

workers 1
rpc_endpoint "#{ENV['POD_IP']}:24444"



@type null




@type sample
sample {"hello borg ooo":"world"}
rate 1
tag sample.ni.hao




@type stdout

### Your Error Log

```shell
fluent/log.rb:371:error: Failed to reload config file: specified worker_id<0> collisions is detected on directive. Available worker id(s): []
```

### Additional context

_No response_