Upgrade php to v8.3 with rector

src/Bundle/ChillActivityBundle/Export/Aggregator/ActivityLocationAggregator.php

@@ -18,13 +18,15 @@ use Symfony\Component\Form\FormBuilderInterface;
 
 final readonly class ActivityLocationAggregator implements AggregatorInterface
 {
-    public const KEY = 'activity_location_aggregator';
+    public const string KEY = 'activity_location_aggregator';
 
+    #[\Override]
     public function addRole(): ?string
     {
         return null;
     }
 
+    #[\Override]
     public function alterQuery(QueryBuilder $qb, $data)
     {
         if (!\in_array('actloc', $qb->getAllAliases(), true)) {
@@ -34,21 +36,25 @@ final readonly class ActivityLocationAggregator implements AggregatorInterface
         $qb->addGroupBy(self::KEY);
     }
 
+    #[\Override]
     public function applyOn(): string
     {
         return Declarations::ACTIVITY;
     }
 
+    #[\Override]
     public function buildForm(FormBuilderInterface $builder)
     {
         // no form required for this aggregator
     }
 
+    #[\Override]
     public function getFormDefaultData(): array
     {
         return [];
     }
 
+    #[\Override]
     public function getLabels($key, array $values, $data): \Closure
     {
         return function ($value): string {
@@ -64,11 +70,13 @@ final readonly class ActivityLocationAggregator implements AggregatorInterface
         };
     }
 
+    #[\Override]
     public function getQueryKeys($data): array
     {
         return [self::KEY];
     }
 
+    #[\Override]
     public function getTitle()
     {
         return 'export.aggregator.activity.by_location.Title';