MC-17251: Creating a preference for category product indexer breaks setup:di:compile

- Changed return object

Author: MorozovaNP

app/code/Magento/Catalog/Model/Indexer/Category/Product/Action/Full.php

@@ -150,9 +150,9 @@ private function switchTables(): void
     /**
      * Refresh entities index
      *
-     * @return Full
+     * @return AbstractAction
      */
-    public function execute(): Full
+    public function execute(): AbstractAction
     {
         $this->createTables();
         $this->clearReplicaTables();