Merge #160

160: Fix exception filename r=brunoocasali a=norkunas

# Pull Request

## What does this PR do?
Fixes this warning:
```
Generating optimized autoload files
Class MeiliSearch\Bundle\Exception\TaskException located in ./vendor/meilisearch/search-bundle/src/Exception/UpdateException.php does not comply with psr-4 autoloading standard. Skipping.
```

## PR checklist
Please check if your PR fulfills the following requirements:
- [ ] Does this PR fix an existing issue?
- [x] Have you read the contributing guidelines?
- [x] Have you made sure that the title is accurate and descriptive of the changes?



Co-authored-by: Tomas <[email protected]>

Author: bors[bot]