MC-34385: Filter fields allowing HTML

Author: ogorkun

app/code/Magento/Cms/Model/BlockRepository.php

@@ -219,7 +219,7 @@ private function getCollectionProcessor()
     {
         if (!$this->collectionProcessor) {
             $this->collectionProcessor = \Magento\Framework\App\ObjectManager::getInstance()->get(
-                \Magento\Cms\Model\Api\SearchCriteria\BlockCollectionProcessor::class
+                'Magento\Cms\Model\Api\SearchCriteria\BlockCollectionProcessor'
             );
         }
         return $this->collectionProcessor;

lib/internal/Magento/Framework/Validator/HTML/ConfigurableWYSIWYGValidator.php

@@ -122,6 +122,7 @@ function (string $tag): string {
                 if (!empty($this->attributesAllowedByTags[$tag])) {
                     $allowed[] = $this->attributesAllowedByTags[$tag];
                 }
+                // phpcs:ignore Magento2.Performance.ForeachArrayMerge
                 $allowed = array_unique(array_merge(...$allowed));
                 $allowedQuery = '';
                 if ($allowed) {