Typehint Iterator intead of caller methods (#672)

Author: jderusse

src/LambdaClient.php

@@ -14,7 +14,6 @@
 use AsyncAws\Lambda\Result\InvocationResponse;
 use AsyncAws\Lambda\Result\ListLayerVersionsResponse;
 use AsyncAws\Lambda\Result\PublishLayerVersionResponse;
-use AsyncAws\Lambda\ValueObject\LayerVersionsListItem;
 
 class LambdaClient extends AbstractApi
 {
@@ -84,8 +83,6 @@ public function invoke($input): InvocationResponse
      *   MaxItems?: int,
      *   @region?: string,
      * }|ListLayerVersionsRequest $input
-     *
-     * @return \Traversable<LayerVersionsListItem> & ListLayerVersionsResponse
      */
     public function listLayerVersions($input): ListLayerVersionsResponse
     {

src/Result/ListLayerVersionsResponse.php

@@ -8,6 +8,9 @@
 use AsyncAws\Lambda\LambdaClient;
 use AsyncAws\Lambda\ValueObject\LayerVersionsListItem;
 
+/**
+ * @implements \IteratorAggregate<LayerVersionsListItem>
+ */
 class ListLayerVersionsResponse extends Result implements \IteratorAggregate
 {
     /**