`attrs` not preserved in `ak.from_numpy`

### Version of Awkward Array

2.8.9

### Description and code to reproduce

Compare:


```python
>>> x = ak.Array(np.zeros(10), attrs={"foo": "bar"})
>>> x.attrs
{'foo': 'bar'}
```

To:

```
>>> x = ak.from_numpy(np.zeros(10), attrs={"foo": "bar"})
>>> x.attrs
Attrs({})
```