Brent Gees
--- a/core/modules/layout_builder/src/EventSubscriber/BlockComponentRenderArray.php
+++ b/core/modules/layout_builder/src/EventSubscriber/BlockComponentRenderArray.php
+        // them into the top-level element.
+        if (isset($content['#attributes'])) {
+          $build['#attributes'] = $content['#attributes'];
+          unset($content['#attributes']);
+        }
      }
+
+      $build['content'] = $content;
+
      // Hide contextual links for inline blocks until the UX issues surrounding
      // editing them directly are resolved.
      // @see https://www.drupal.org/project/drupal/issues/3075308
      if (!$block instanceof InlineBlock && !empty($content['#contextual_links'])) {
        $build['#contextual_links'] = $content['#contextual_links'];
      }
      $build['content'] = $content;