ENGCOM-3457: GraphQL-215: Total pages field returns null in category query #219

 - Merge Pull Request magento/graphql-ce#219 from ronak2ram/graphql-ce:Fixed-215
 - Merged commits:
   1. 76a7243

Author: magento-engcom-team

app/code/Magento/CatalogGraphQl/Model/Resolver/Category/Products.php

@@ -92,7 +92,8 @@ public function resolve(
             'items'       => $searchResult->getProductsSearchResult(),
             'page_info'   => [
                 'page_size'    => $searchCriteria->getPageSize(),
-                'current_page' => $currentPage
+                'current_page' => $currentPage,
+                'total_pages' => $maxPages
             ]
         ];
         return $data;