ruff check in outputfile_compiler breaks when proto field comments end in quote marks

### Summary

ruff check in outputfile_compiler breaks when proto field comments end in quote marks

### Reproduction Steps

```proto
message Test {
// something, for example "bug"
string what = 1;
}
```

### Expected Results

It works.

### Actual Results

Ruff errors out with "SyntaxError: Expected a statement" on the string that looks like `"""something, for example "bug""""`.

### System Information

n/a

### Checklist

- [x] I have searched the issues for duplicates.
- [x] I have shown the entire traceback, if possible.
- [x] I have verified this issue occurs on the latest prelease of betterproto which can be installed using `pip install -U --pre betterproto`, if possible.

Commencez par localiser le chemin de code de outputfile_compiler et reproduire le problème avec l’extrait proto fourni. Vérifiez que la sortie générée contenant un commentaire de champ se terminant par des guillemets passe ruff check sans SyntaxError.

Rédigé par le modèle d'indexation à partir du texte de l'issue.