Merge pull request #245 from dsavina/fix/empty-iterator

Return `static` instead of `self` in ResultIterator::createEmptyIterator

src/ResultIterator.php

@@ -102,7 +102,7 @@ public static function createResultIterator(QueryFactory $queryFactory, array $p
 
     public static function createEmpyIterator(): self
     {
-        $iterator = new self();
+        $iterator = new static();
         $iterator->totalCount = 0;
         $iterator->logger = new NullLogger();
         return $iterator;