improve error reporting of JSON parsing (#3676)
also make source context generation more reusable
This adds a source context snippet of the JSON that failed parsing and
the json path to the error.
```
An error occurred while generating the chunk item [project]/crates/turbopack-tests/tests/snapshot/imports/json/input/invalid.json (json)
at Execution of module_factory failed
at Execution of JsonChunkItem::content failed
at Unable to make a module from invalid JSON: expected `,` or `}` at line 3 column 26
at nested.?
1 | {
2 | "nested": {
| v
3 | "this-is": "invalid" // lint-staged will remove trailing commas, so here's a comment
| ^
4 | }
5 | }
```
