Update InnerHits add array sorts

Author: fedorf4

src/Search/Collapsing/InnerHits.php

@@ -12,6 +12,7 @@ public function __construct(
         protected string $name,
         protected int $size,
         protected ?Sort $sort,
+        protected array $sorts = [],
     ) {
         Assert::stringNotEmpty(trim($name));
     }
@@ -27,6 +28,13 @@ public function toDSL(): array
             $dsl['sort'] = $this->sort->toDSL();
         }
 
+        if ($this->sorts) {
+            $dsl['sort'] = [];
+            foreach ($this->sorts as $sort) {
+                $dsl['sort'][] = $sort->toDSL();
+            }
+        }
+
         return $dsl;
     }
 }