34505: fix failed static tests

Author: karyna-t

app/code/Magento/Backend/Model/Menu/Filter/Iterator.php

@@ -17,7 +17,7 @@ class Iterator extends \FilterIterator
      *
      * @param \Iterator $iterator
      */
-    public function __construct(\Iterator $iterator)
+    public function __construct(\Iterator $iterator) // phpcs:ignore Generic.CodeAnalysis.UselessOverridingMethod
     {
         parent::__construct($iterator);
     }

app/code/Magento/Ui/DataProvider/AbstractDataProvider.php

@@ -162,10 +162,10 @@ public function getFieldMetaInfo($fieldSetName, $fieldName)
 
     /**
      * @inheritdoc
-     * @phpcsSuppress SlevomatCodingStandard.TypeHints.TypeHintDeclaration.MissingReturnTypeHint
      */
     public function addFilter(\Magento\Framework\Api\Filter $filter)
     {
+        // @phpstan-ignore-next-line as adding return statement cause of backward compatibility issue
         $this->getCollection()->addFieldToFilter(
             $filter->getField(),
             [$filter->getConditionType() => $filter->getValue()]