AC-12692: Widget category tree is not rendered correctly

Author: Atul-glo35265

app/code/Magento/Catalog/view/adminhtml/templates/catalog/category/widget/tree.phtml

@@ -20,10 +20,9 @@ $scriptString = <<<script
 
 require(['jquery', 'jquery/jstree/jquery.jstree'], function($) {
 
-    let tree = $('#tree{$escaper->escapeJs($block->getId())}');
-    let useMassAction = {$isUseMassAction};
-    let isAnchorOnly = {$isAnchorOnly};
-    let isAnchorArr = [];
+    const tree = $('#tree{$block->escapeJs($block->getId())}');
+    const useMassAction = {$isUseMassAction};
+    const isAnchorOnly = {$isAnchorOnly};
     let checkedNodes = [];
     let anchorNodes = [];
     let nonAnchorNodes = [];
@@ -114,6 +113,7 @@ require(['jquery', 'jquery/jstree/jquery.jstree'], function($) {
                             console.log(status + ': ' + error);
                         }
                     });
+
                 }else{
                     let defaultTree = updateChildrenKey({$block->getTreeJson()});
                     callback.call(this, defaultTree);