feat: various a11y fixes

public/typo3conf/ext/ep_theme/Classes/ViewHelpers/IconViewHelper.php

@@ -29,6 +29,7 @@ class IconViewHelper extends AbstractTagBasedViewHelper
 
         $content = sprintf('<use href="%s#icon-%s"></use>', $imageUrl, $this->arguments['icon']);
         $this->tag->setContent($content);
+        $this->tag->addAttributes(['aria-hidden' => 'true']);
 
         return $this->tag->render();
     }

public/typo3conf/ext/ep_theme/Classes/ViewHelpers/LazyLoadImageViewHelper.php

@@ -41,6 +41,8 @@ class LazyLoadImageViewHelper extends ImageViewHelper
         $classItems[] = 'lazyload';
         $classes = implode(' ', array_unique($classItems));
         $this->tag->addAttribute('class', $classes);
+        // ensure a11y compliance
+        $this->tag->removeAttribute('title');
 
         return $this->tag->render();
     }