Schemastore does not match .json config files

### Bug description

@jordanxlau reports no intellisense when using JSON config files. Indeed, the filematch here: https://github.com/SchemaStore/schemastore/blob/master/src/api/json/catalog.json does not match .json files.

### How to reproduce the bug

```python
# Sample code to reproduce the problem
```

### Error messages and logs

```
# Error messages and logs here please
```

### Environment

Current environment

# Please paste the output of `everyvoice --diagnostic` here

# EveryVoice Diagnostic information

### More info

_No response_