fix: form validation attributes

[iparmentier]

No description provided.

[srenon]

This change seem like it will cause issues in newer and older version of Magento

abstract class AbstractBlock extends \Magento\Framework\DataObject implements BlockInterface
{ 

   /**
     * Escape a string for the HTML attribute context
     *
     * @param string $string
     * @param boolean $escapeSingleQuote
     * @return string
     * @since 101.0.0
     * @deprecated 103.0.0 Use $escaper directly in templates and in blocks.
     */
    public function escapeHtmlAttr($string, $escapeSingleQuote = true)
    {