audit 2-or-fewer item bulleted lists

These might be better phrased without bulleted lists.

```js
document.querySelectorAll('emu-clause > p + :is(ul,ol)').values().filter(list => list.children.length < 3).toArray()
```

This query turns up 49 instances.

Extracted from https://github.com/tc39/ecma262/pull/3682/files#r2301254547.