[bug]: php 8.3

### Description

This file contains a fatal error https://github.com/algolia/algoliasearch-client-php/blob/main/lib/ApiException.php#L1

### Client

All

### Version

latest

### Relevant log output

```shell
PHP Fatal error: Namespace declaration statement has to be the very first statement or after any declare call in the script
```
