Fix PHPDocs and return type declarations in export interfaces

Corrected typos in PHPDocs, added missing type templates, and ensured proper return type declarations. These changes improve code readability, consistency, and type safety across export-related interfaces.

src/Bundle/ChillMainBundle/Export/AggregatorInterface.php

@@ -94,9 +94,9 @@ interface AggregatorInterface extends ModifierInterface
      * @param string  $key    The column key, as added in the query
      * @param mixed[] $values The values from the result. if there are duplicates, those might be given twice. Example: array('FR', 'BE', 'CZ', 'FR', 'BE', 'FR')
      *
-     * @return (callable(string|int|float|'_header'|null $value): string|int|\DateTimeInterface|TranslatableInterface) where the first argument is the value, and the function should return the label to show in the formatted file. Example : `function($countryCode) use ($countries) { return $countries[$countryCode]->getName(); }`
+     * @return callable(mixed $value): string|int|\DateTimeInterface|TranslatableInterface where the first argument is the value, and the function should return the label to show in the formatted file. Example : `function($countryCode) use ($countries) { return $countries[$countryCode]->getName(); }`
      */
-    public function getLabels($key, array $values, mixed $data);
+    public function getLabels($key, array $values, mixed $data): callable;
 
     /**
      * give the list of keys the current export added to the queryBuilder in

src/Bundle/ChillMainBundle/Export/ExportInterface.php

@@ -28,7 +28,7 @@ use Symfony\Contracts\Translation\TranslatableInterface;
  * @example Chill\PersonBundle\Export\CountPerson an example of implementation
  *
  * @template Q of QueryBuilder|NativeQuery
- * @tempalte D of array
+ * @template D of array
  */
 interface ExportInterface extends ExportElementInterface
 {

src/Bundle/ChillMainBundle/Export/ListInterface.php

@@ -19,5 +19,8 @@ namespace Chill\MainBundle\Export;
  * (and list does not support aggregation on their data).
  *
  * When used, the `ExportManager` will not handle aggregator for this class.
+ *
+ * @template D of array
+ * @template-implements ExportInterface<D>
  */
 interface ListInterface extends ExportInterface {}