fix(turbopack): Consider break label as conditional (#77953)
### What?
Fix the ES analyzer, for the case below.
```js
import { assert } from "./assert";
function runGetClassesOrUseCache() {
use_cache: {
assert(1, 1);
if (true) {
break use_cache;
}
return "value a";
}
{
assert(2, 2);
}
assert(3, 3);
return "value b";
}
```
### Why?
### How?
Fixes #77083
Closes PACK-4258
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Co-authored-by: Niklas Mischkulnig <4586894+mischnic@users.noreply.github.com>
